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iscsi-target: Use kmemdup rather than duplicating its implementation

Browse source 
The semantic patch that makes this change is available
in scripts/coccinelle/api/memdup.cocci.

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Thomas Meyer 2011-11-17 23:43:40 +01:00 committed by Nicholas Bellinger
parent 7ae0b1038f
commit 1c3d5794fc
2 changed files with 3 additions and 6 deletions
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6
drivers/target/iscsi/iscsi_target.c
View file

@ -614,13 +614,12 @@ int iscsit_add_reject(
hdr = (struct iscsi_reject *) cmd->pdu;
hdr->reason = reason;
cmd->buf_ptr = kzalloc(ISCSI_HDR_LEN, GFP_KERNEL);
cmd->buf_ptr = kmemdup(buf, ISCSI_HDR_LEN, GFP_KERNEL);
if (!cmd->buf_ptr) {
pr_err("Unable to allocate memory for cmd->buf_ptr\n");
iscsit_release_cmd(cmd);
return -1;
}
memcpy(cmd->buf_ptr, buf, ISCSI_HDR_LEN);
spin_lock_bh(&conn->cmd_lock);
list_add_tail(&cmd->i_list, &conn->conn_cmd_list);
@ -661,13 +660,12 @@ int iscsit_add_reject_from_cmd(
hdr = (struct iscsi_reject *) cmd->pdu;
hdr->reason = reason;
cmd->buf_ptr = kzalloc(ISCSI_HDR_LEN, GFP_KERNEL);
cmd->buf_ptr = kmemdup(buf, ISCSI_HDR_LEN, GFP_KERNEL);
if (!cmd->buf_ptr) {
pr_err("Unable to allocate memory for cmd->buf_ptr\n");
iscsit_release_cmd(cmd);
return -1;
}
memcpy(cmd->buf_ptr, buf, ISCSI_HDR_LEN);
if (add_to_conn) {
spin_lock_bh(&conn->cmd_lock);

3
drivers/target/iscsi/iscsi_target_nego.c
View file

@ -981,14 +981,13 @@ struct iscsi_login *iscsi_target_init_negotiation(
return NULL;
}
login->req = kzalloc(ISCSI_HDR_LEN, GFP_KERNEL);
login->req = kmemdup(login_pdu, ISCSI_HDR_LEN, GFP_KERNEL);
if (!login->req) {
pr_err("Unable to allocate memory for Login Request.\n");
iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,
ISCSI_LOGIN_STATUS_NO_RESOURCES);
goto out;
}
memcpy(login->req, login_pdu, ISCSI_HDR_LEN);
login->req_buf = kzalloc(MAX_KEY_VALUE_PAIRS, GFP_KERNEL);
if (!login->req_buf) {