diff mbox

usnic: correctly handle kzalloc return value

Message ID 1445273830-25909-1-git-send-email-wuninsu@gmail.com (mailing list archive)
State Accepted
Headers show

Commit Message

Insu Yun Oct. 19, 2015, 4:57 p.m. UTC
Since kzalloc returns memory address, not error code,
it should be checked whether it is null or not. 

Signed-off-by: Insu Yun <wuninsu@gmail.com>
---
 drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Comments

Dave Goodell (dgoodell) Oct. 19, 2015, 7:24 p.m. UTC | #1
On Mon, Oct 19, 2015 at 04:57:10PM +0000, Insu Yun wrote:
> Since kzalloc returns memory address, not error code,
> it should be checked whether it is null or not. 
> 
> Signed-off-by: Insu Yun <wuninsu@gmail.com>
> ---
>  drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)

This is an updated version of
https://patchwork.kernel.org/patch/7423111/, which also had my:

Reviewed-by: Dave Goodell <dgoodell@cisco.com>

-Dave
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diff mbox

Patch

diff --git a/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c b/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c
index db3588d..a678a66 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c
+++ b/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c
@@ -221,8 +221,8 @@  create_roce_custom_flow(struct usnic_ib_qp_grp *qp_grp,
 
 	/* Create Flow Handle */
 	qp_flow = kzalloc(sizeof(*qp_flow), GFP_ATOMIC);
-	if (IS_ERR_OR_NULL(qp_flow)) {
-		err = qp_flow ? PTR_ERR(qp_flow) : -ENOMEM;
+	if (!qp_flow) {
+		err = -ENOMEM;
 		goto out_dealloc_flow;
 	}
 	qp_flow->flow = flow;
@@ -296,8 +296,8 @@  create_udp_flow(struct usnic_ib_qp_grp *qp_grp,
 
 	/* Create qp_flow */
 	qp_flow = kzalloc(sizeof(*qp_flow), GFP_ATOMIC);
-	if (IS_ERR_OR_NULL(qp_flow)) {
-		err = qp_flow ? PTR_ERR(qp_flow) : -ENOMEM;
+	if (!qp_flow) {
+		err = -ENOMEM;
 		goto out_dealloc_flow;
 	}
 	qp_flow->flow = flow;