redonkable/alistair23-linux
redonkable/alistair23-linux
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[SCSI] cxgb3i: zero out reserved or un-used fields.

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Zero out the reserved or un-used CPL message fields to prevent any garbage
value.

Signed-off-by: Karen Xie <kxie@chelsio.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Karen Xie 2010-06-16 17:10:37 -07:00 committed by James Bottomley
parent cba3d38b6c
commit 593d572074
2 changed files with 7 additions and 0 deletions
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2
drivers/scsi/cxgb3i/cxgb3i_ddp.c
View file

@ -499,6 +499,7 @@ static int setup_conn_pgidx(struct t3cdev *tdev, unsigned int tid, int pg_idx,
/* set up ulp submode and page size */
req = (struct cpl_set_tcb_field *)skb_put(skb, sizeof(*req));
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
req->wr.wr_lo = 0;
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid));
req->reply = V_NO_REPLY(reply ? 0 : 1);
req->cpu_idx = 0;
@ -564,6 +565,7 @@ int cxgb3i_setup_conn_digest(struct t3cdev *tdev, unsigned int tid,
/* set up ulp submode and page size */
req = (struct cpl_set_tcb_field *)skb_put(skb, sizeof(*req));
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
req->wr.wr_lo = 0;
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid));
req->reply = V_NO_REPLY(reply ? 0 : 1);
req->cpu_idx = 0;

5
drivers/scsi/cxgb3i/cxgb3i_offload.c
View file

@ -264,6 +264,7 @@ static void make_act_open_req(struct s3_conn *c3cn, struct sk_buff *skb,
skb->priority = CPL_PRIORITY_SETUP;
req = (struct cpl_act_open_req *)__skb_put(skb, sizeof(*req));
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
req->wr.wr_lo = 0;
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_ACT_OPEN_REQ, atid));
req->local_port = c3cn->saddr.sin_port;
req->peer_port = c3cn->daddr.sin_port;
@ -273,6 +274,7 @@ static void make_act_open_req(struct s3_conn *c3cn, struct sk_buff *skb,
V_TX_CHANNEL(e->smt_idx));
req->opt0l = htonl(calc_opt0l(c3cn));
req->params = 0;
req->opt2 = 0;
}
static void fail_act_open(struct s3_conn *c3cn, int errno)
@ -379,6 +381,7 @@ static void send_abort_req(struct s3_conn *c3cn)
c3cn->cpl_abort_req = NULL;
req = (struct cpl_abort_req *)skb->head;
memset(req, 0, sizeof(*req));
skb->priority = CPL_PRIORITY_DATA;
set_arp_failure_handler(skb, abort_arp_failure);
@ -406,6 +409,7 @@ static void send_abort_rpl(struct s3_conn *c3cn, int rst_status)
c3cn->cpl_abort_rpl = NULL;
skb->priority = CPL_PRIORITY_DATA;
memset(rpl, 0, sizeof(*rpl));
rpl->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_HOST_ABORT_CON_RPL));
rpl->wr.wr_lo = htonl(V_WR_TID(c3cn->tid));
OPCODE_TID(rpl) = htonl(MK_OPCODE_TID(CPL_ABORT_RPL, c3cn->tid));
@ -430,6 +434,7 @@ static u32 send_rx_credits(struct s3_conn *c3cn, u32 credits, u32 dack)
req = (struct cpl_rx_data_ack *)__skb_put(skb, sizeof(*req));
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
req->wr.wr_lo = 0;
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_RX_DATA_ACK, c3cn->tid));
req->credit_dack = htonl(dack | V_RX_CREDITS(credits));
skb->priority = CPL_PRIORITY_ACK;