diff options
| author | Yang Yingliang <yangyingliang@huawei.com> | 2021-04-02 17:25:17 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-05-10 13:24:03 -0400 |
| commit | 6235bef6f990d31d8ace9c5af337c22b888b81e3 (patch) | |
| tree | 2bc53549a9dab87b1e15cde2a02a7c53d74ef9b0 | |
| parent | 1ee2753422349723d27009f2f973d03289d430ab (diff) | |
scsi: target: iscsi: Switch to kmemdup_nul()
Use kmemdup_nul() helper instead of open-coding to simplify the code.
Link: https://lore.kernel.org/r/20210402092517.2445595-1-yangyingliang@huawei.com
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_nego.c | 4 | ||||
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_parameters.c | 4 |
2 files changed, 2 insertions, 6 deletions
diff --git a/drivers/target/iscsi/iscsi_target_nego.c b/drivers/target/iscsi/iscsi_target_nego.c index 151e2949bb75..9a4a632f631d 100644 --- a/drivers/target/iscsi/iscsi_target_nego.c +++ b/drivers/target/iscsi/iscsi_target_nego.c @@ -1082,14 +1082,12 @@ int iscsi_target_locate_portal( login_req = (struct iscsi_login_req *) login->req; payload_length = ntoh24(login_req->dlength); - tmpbuf = kzalloc(payload_length + 1, GFP_KERNEL); + tmpbuf = kmemdup_nul(login->req_buf, payload_length, GFP_KERNEL); if (!tmpbuf) { pr_err("Unable to allocate memory for tmpbuf.\n"); return -1; } - memcpy(tmpbuf, login->req_buf, payload_length); - tmpbuf[payload_length] = '\0'; start = tmpbuf; end = (start + payload_length); diff --git a/drivers/target/iscsi/iscsi_target_parameters.c b/drivers/target/iscsi/iscsi_target_parameters.c index 7a461fbb1566..6bc3aaf655fc 100644 --- a/drivers/target/iscsi/iscsi_target_parameters.c +++ b/drivers/target/iscsi/iscsi_target_parameters.c @@ -1357,14 +1357,12 @@ int iscsi_decode_text_input( struct iscsi_param_list *param_list = conn->param_list; char *tmpbuf, *start = NULL, *end = NULL; - tmpbuf = kzalloc(length + 1, GFP_KERNEL); + tmpbuf = kmemdup_nul(textbuf, length, GFP_KERNEL); if (!tmpbuf) { pr_err("Unable to allocate %u + 1 bytes for tmpbuf.\n", length); return -ENOMEM; } - memcpy(tmpbuf, textbuf, length); - tmpbuf[length] = '\0'; start = tmpbuf; end = (start + length); |