RDMA/i40iw: Fix endian issues and warnings
Fix endian warnings and errors due to u32 stored to u16. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com> Signed-off-by: Faisal Latif <faisal.latif@intel.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
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b7aee855d3
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20c61f7e88
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@ -391,7 +391,7 @@ void i40iw_flush_wqes(struct i40iw_device *iwdev,
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void i40iw_manage_arp_cache(struct i40iw_device *iwdev,
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unsigned char *mac_addr,
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__be32 *ip_addr,
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u32 *ip_addr,
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bool ipv4,
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u32 action);
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@ -549,7 +549,7 @@ enum i40iw_status_code i40iw_hw_flush_wqes(struct i40iw_device *iwdev,
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struct i40iw_qp_flush_info *info,
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bool wait);
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void i40iw_copy_ip_ntohl(u32 *dst, u32 *src);
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void i40iw_copy_ip_ntohl(u32 *dst, __be32 *src);
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struct ib_mr *i40iw_reg_phys_mr(struct ib_pd *ib_pd,
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u64 addr,
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u64 size,
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@ -771,6 +771,7 @@ static void i40iw_build_mpa_v2(struct i40iw_cm_node *cm_node,
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{
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struct ietf_mpa_v2 *mpa_frame = (struct ietf_mpa_v2 *)start_addr;
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struct ietf_rtr_msg *rtr_msg = &mpa_frame->rtr_msg;
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u16 ctrl_ird, ctrl_ord;
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/* initialize the upper 5 bytes of the frame */
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i40iw_build_mpa_v1(cm_node, start_addr, mpa_key);
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@ -779,38 +780,38 @@ static void i40iw_build_mpa_v2(struct i40iw_cm_node *cm_node,
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/* initialize RTR msg */
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if (cm_node->mpav2_ird_ord == IETF_NO_IRD_ORD) {
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rtr_msg->ctrl_ird = IETF_NO_IRD_ORD;
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rtr_msg->ctrl_ord = IETF_NO_IRD_ORD;
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ctrl_ird = IETF_NO_IRD_ORD;
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ctrl_ord = IETF_NO_IRD_ORD;
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} else {
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rtr_msg->ctrl_ird = (cm_node->ird_size > IETF_NO_IRD_ORD) ?
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ctrl_ird = (cm_node->ird_size > IETF_NO_IRD_ORD) ?
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IETF_NO_IRD_ORD : cm_node->ird_size;
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rtr_msg->ctrl_ord = (cm_node->ord_size > IETF_NO_IRD_ORD) ?
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ctrl_ord = (cm_node->ord_size > IETF_NO_IRD_ORD) ?
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IETF_NO_IRD_ORD : cm_node->ord_size;
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}
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rtr_msg->ctrl_ird |= IETF_PEER_TO_PEER;
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rtr_msg->ctrl_ird |= IETF_FLPDU_ZERO_LEN;
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ctrl_ird |= IETF_PEER_TO_PEER;
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ctrl_ird |= IETF_FLPDU_ZERO_LEN;
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switch (mpa_key) {
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case MPA_KEY_REQUEST:
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rtr_msg->ctrl_ord |= IETF_RDMA0_WRITE;
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rtr_msg->ctrl_ord |= IETF_RDMA0_READ;
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ctrl_ord |= IETF_RDMA0_WRITE;
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ctrl_ord |= IETF_RDMA0_READ;
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break;
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case MPA_KEY_REPLY:
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switch (cm_node->send_rdma0_op) {
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case SEND_RDMA_WRITE_ZERO:
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rtr_msg->ctrl_ord |= IETF_RDMA0_WRITE;
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ctrl_ord |= IETF_RDMA0_WRITE;
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break;
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case SEND_RDMA_READ_ZERO:
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rtr_msg->ctrl_ord |= IETF_RDMA0_READ;
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ctrl_ord |= IETF_RDMA0_READ;
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break;
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}
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break;
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default:
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break;
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}
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rtr_msg->ctrl_ird = htons(rtr_msg->ctrl_ird);
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rtr_msg->ctrl_ord = htons(rtr_msg->ctrl_ord);
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rtr_msg->ctrl_ird = htons(ctrl_ird);
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rtr_msg->ctrl_ord = htons(ctrl_ord);
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}
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/**
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@ -2160,7 +2161,7 @@ static struct i40iw_cm_node *i40iw_make_cm_node(
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cm_node->tcp_cntxt.rcv_wnd =
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I40IW_CM_DEFAULT_RCV_WND_SCALED >> I40IW_CM_DEFAULT_RCV_WND_SCALE;
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ts = current_kernel_time();
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cm_node->tcp_cntxt.loc_seq_num = htonl(ts.tv_nsec);
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cm_node->tcp_cntxt.loc_seq_num = ts.tv_nsec;
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cm_node->tcp_cntxt.mss = iwdev->mss;
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cm_node->iwdev = iwdev;
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@ -2234,7 +2235,7 @@ static void i40iw_rem_ref_cm_node(struct i40iw_cm_node *cm_node)
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if (cm_node->listener) {
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i40iw_dec_refcnt_listen(cm_core, cm_node->listener, 0, true);
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} else {
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if (!i40iw_listen_port_in_use(cm_core, htons(cm_node->loc_port)) &&
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if (!i40iw_listen_port_in_use(cm_core, cm_node->loc_port) &&
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cm_node->apbvt_set && cm_node->iwdev) {
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i40iw_manage_apbvt(cm_node->iwdev,
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cm_node->loc_port,
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@ -2921,7 +2922,6 @@ static struct i40iw_cm_node *i40iw_create_cm_node(
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memcpy(cm_node->pdata_buf, private_data, private_data_len);
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cm_node->state = I40IW_CM_STATE_SYN_SENT;
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return cm_node;
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}
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@ -3242,11 +3242,13 @@ static void i40iw_init_tcp_ctx(struct i40iw_cm_node *cm_node,
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tcp_info->dest_ip_addr3 = cpu_to_le32(cm_node->rem_addr[0]);
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tcp_info->local_ipaddr3 = cpu_to_le32(cm_node->loc_addr[0]);
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tcp_info->arp_idx = cpu_to_le32(i40iw_arp_table(iwqp->iwdev,
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&tcp_info->dest_ip_addr3,
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true,
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NULL,
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I40IW_ARP_RESOLVE));
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tcp_info->arp_idx =
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cpu_to_le16((u16)i40iw_arp_table(
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iwqp->iwdev,
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&tcp_info->dest_ip_addr3,
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true,
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NULL,
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I40IW_ARP_RESOLVE));
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} else {
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tcp_info->src_port = cpu_to_le16(cm_node->loc_port);
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tcp_info->dst_port = cpu_to_le16(cm_node->rem_port);
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@ -3258,12 +3260,13 @@ static void i40iw_init_tcp_ctx(struct i40iw_cm_node *cm_node,
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tcp_info->local_ipaddr1 = cpu_to_le32(cm_node->loc_addr[1]);
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tcp_info->local_ipaddr2 = cpu_to_le32(cm_node->loc_addr[2]);
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tcp_info->local_ipaddr3 = cpu_to_le32(cm_node->loc_addr[3]);
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tcp_info->arp_idx = cpu_to_le32(i40iw_arp_table(
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iwqp->iwdev,
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&tcp_info->dest_ip_addr0,
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false,
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NULL,
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I40IW_ARP_RESOLVE));
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tcp_info->arp_idx =
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cpu_to_le16((u16)i40iw_arp_table(
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iwqp->iwdev,
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&tcp_info->dest_ip_addr0,
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false,
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NULL,
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I40IW_ARP_RESOLVE));
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}
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}
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@ -3540,7 +3543,6 @@ int i40iw_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
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struct i40iw_cm_node *cm_node;
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struct ib_qp_attr attr;
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int passive_state;
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struct i40iw_ib_device *iwibdev;
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struct ib_mr *ibmr;
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struct i40iw_pd *iwpd;
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u16 buf_len = 0;
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@ -3603,7 +3605,6 @@ int i40iw_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
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!i40iw_ipv4_is_loopback(cm_node->loc_addr[0], cm_node->rem_addr[0])) ||
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(!cm_node->ipv4 &&
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!i40iw_ipv6_is_loopback(cm_node->loc_addr, cm_node->rem_addr))) {
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iwibdev = iwdev->iwibdev;
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iwpd = iwqp->iwpd;
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tagged_offset = (uintptr_t)iwqp->ietf_mem.va;
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ibmr = i40iw_reg_phys_mr(&iwpd->ibpd,
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@ -3970,11 +3970,11 @@ enum i40iw_status_code i40iw_process_bh(struct i40iw_sc_dev *dev)
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*/
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static u32 i40iw_iwarp_opcode(struct i40iw_aeqe_info *info, u8 *pkt)
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{
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u16 *mpa;
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__be16 *mpa;
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u32 opcode = 0xffffffff;
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if (info->q2_data_written) {
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mpa = (u16 *)pkt;
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mpa = (__be16 *)pkt;
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opcode = ntohs(mpa[1]) & 0xf;
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}
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return opcode;
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@ -4036,7 +4036,7 @@ static int i40iw_bld_terminate_hdr(struct i40iw_sc_qp *qp,
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if (info->q2_data_written) {
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/* Use data from offending packet to fill in ddp & rdma hdrs */
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pkt = i40iw_locate_mpa(pkt);
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ddp_seg_len = ntohs(*(u16 *)pkt);
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ddp_seg_len = ntohs(*(__be16 *)pkt);
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if (ddp_seg_len) {
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copy_len = 2;
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termhdr->hdrct = DDP_LEN_FLAG;
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@ -4247,13 +4247,13 @@ void i40iw_terminate_connection(struct i40iw_sc_qp *qp, struct i40iw_aeqe_info *
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void i40iw_terminate_received(struct i40iw_sc_qp *qp, struct i40iw_aeqe_info *info)
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{
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u8 *pkt = qp->q2_buf + Q2_BAD_FRAME_OFFSET;
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u32 *mpa;
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__be32 *mpa;
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u8 ddp_ctl;
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u8 rdma_ctl;
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u16 aeq_id = 0;
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struct i40iw_terminate_hdr *termhdr;
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mpa = (u32 *)i40iw_locate_mpa(pkt);
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mpa = (__be32 *)i40iw_locate_mpa(pkt);
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if (info->q2_data_written) {
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/* did not validate the frame - do it now */
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ddp_ctl = (ntohl(mpa[0]) >> 8) & 0xff;
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@ -467,7 +467,7 @@ int i40iw_manage_apbvt(struct i40iw_device *iwdev, u16 accel_local_port, bool ad
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*/
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void i40iw_manage_arp_cache(struct i40iw_device *iwdev,
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unsigned char *mac_addr,
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__be32 *ip_addr,
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u32 *ip_addr,
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bool ipv4,
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u32 action)
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{
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cqp_info->cqp_cmd = OP_ADD_ARP_CACHE_ENTRY;
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info = &cqp_info->in.u.add_arp_cache_entry.info;
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memset(info, 0, sizeof(*info));
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info->arp_index = cpu_to_le32(arp_index);
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info->arp_index = cpu_to_le16((u16)arp_index);
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info->permanent = true;
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ether_addr_copy(info->mac_addr, mac_addr);
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cqp_info->in.u.add_arp_cache_entry.scratch = (uintptr_t)cqp_request;
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@ -1162,7 +1162,7 @@ static void i40iw_add_ipv6_addr(struct i40iw_device *iwdev)
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struct net_device *ip_dev;
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struct inet6_dev *idev;
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struct inet6_ifaddr *ifp;
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__be32 local_ipaddr6[4];
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u32 local_ipaddr6[4];
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rcu_read_lock();
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for_each_netdev_rcu(&init_net, ip_dev) {
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@ -1194,7 +1194,7 @@ static enum i40iw_status_code i40iw_ieq_process_buf(struct i40iw_puda_rsrc *ieq,
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ioffset = (u16)(buf->data - (u8 *)buf->mem.va);
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while (datalen) {
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fpdu_len = i40iw_ieq_get_fpdu_length(ntohs(*(u16 *)datap));
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fpdu_len = i40iw_ieq_get_fpdu_length(ntohs(*(__be16 *)datap));
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if (fpdu_len > pfpdu->max_fpdu_data) {
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i40iw_debug(ieq->dev, I40IW_DEBUG_IEQ,
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"%s: error bad fpdu_len\n", __func__);
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@ -890,8 +890,8 @@ struct i40iw_qhash_table_info {
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u32 qp_num;
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u32 dest_ip[4];
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u32 src_ip[4];
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u32 dest_port;
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u32 src_port;
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u16 dest_port;
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u16 src_port;
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};
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struct i40iw_local_mac_ipaddr_entry_info {
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@ -59,7 +59,7 @@
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* @action: modify, delete or add
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*/
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int i40iw_arp_table(struct i40iw_device *iwdev,
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__be32 *ip_addr,
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u32 *ip_addr,
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bool ipv4,
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u8 *mac_addr,
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u32 action)
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@ -152,7 +152,7 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
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struct net_device *upper_dev;
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struct i40iw_device *iwdev;
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struct i40iw_handler *hdl;
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__be32 local_ipaddr;
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u32 local_ipaddr;
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hdl = i40iw_find_netdev(event_netdev);
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if (!hdl)
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@ -167,11 +167,10 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
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switch (event) {
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case NETDEV_DOWN:
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if (upper_dev)
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local_ipaddr =
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((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address;
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local_ipaddr = ntohl(
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((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address);
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else
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local_ipaddr = ifa->ifa_address;
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local_ipaddr = ntohl(local_ipaddr);
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local_ipaddr = ntohl(ifa->ifa_address);
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i40iw_manage_arp_cache(iwdev,
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netdev->dev_addr,
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&local_ipaddr,
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@ -180,11 +179,10 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
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return NOTIFY_OK;
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case NETDEV_UP:
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if (upper_dev)
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local_ipaddr =
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((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address;
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local_ipaddr = ntohl(
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((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address);
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else
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local_ipaddr = ifa->ifa_address;
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local_ipaddr = ntohl(local_ipaddr);
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local_ipaddr = ntohl(ifa->ifa_address);
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i40iw_manage_arp_cache(iwdev,
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netdev->dev_addr,
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&local_ipaddr,
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@ -194,12 +192,11 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
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case NETDEV_CHANGEADDR:
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/* Add the address to the IP table */
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if (upper_dev)
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local_ipaddr =
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((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address;
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local_ipaddr = ntohl(
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((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address);
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else
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local_ipaddr = ifa->ifa_address;
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local_ipaddr = ntohl(ifa->ifa_address);
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local_ipaddr = ntohl(local_ipaddr);
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i40iw_manage_arp_cache(iwdev,
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netdev->dev_addr,
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&local_ipaddr,
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@ -227,7 +224,7 @@ int i40iw_inet6addr_event(struct notifier_block *notifier,
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struct net_device *netdev;
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struct i40iw_device *iwdev;
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struct i40iw_handler *hdl;
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__be32 local_ipaddr6[4];
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u32 local_ipaddr6[4];
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hdl = i40iw_find_netdev(event_netdev);
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if (!hdl)
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