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From: Nick <xerofoify-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: swise-ut6Up61K2wZBDgjK7y7TUQ@public.gmane.org
Cc: roland-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org,
	hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [PATCH] Fix memory leak in cm.c
Date: Sun, 15 Jun 2014 22:26:19 -0400	[thread overview]
Message-ID: <1402885579-2994-1-git-send-email-xerofoify@gmail.com> (raw)

This patch fixes memory by checking in function,
*get_skuff if it is be passing a Null skb
struct.
Cheers Nick 
Signed-off-by: Nick <xerofoify-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
 drivers/infiniband/hw/cxgb4/cm.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 5e153f6..f9477e2 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -340,7 +340,11 @@ static int status2errno(int status)
  */
 static struct sk_buff *get_skb(struct sk_buff *skb, int len, gfp_t gfp)
 {
-	if (skb && !skb_is_nonlinear(skb) && !skb_cloned(skb)) {
+	if (!skb) {
+		return NULL;
+	}
+
+	else if (skb && !skb_is_nonlinear(skb) && !skb_cloned(skb)) {
 		skb_trim(skb, 0);
 		skb_get(skb);
 		skb_reset_transport_header(skb);
-- 
1.9.1

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             reply	other threads:[~2014-06-16  2:26 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-16  2:26 Nick [this message]
2014-06-16 13:26 ` [PATCH] Fix memory leak in cm.c Steve Wise

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