From: Steve Wise <swise@opengridcomputing.com>
Date: Tue, 6 Mar 2007 20:44:05 +0000 (-0600)
Subject: RDMA/cxgb3: Don't reuse skbs that are non-linear or cloned
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=1f6a849b7ce6c3007088cd437dfc2b9c7cb5d21e;p=deliverable%2Flinux.git

RDMA/cxgb3: Don't reuse skbs that are non-linear or cloned

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
---

diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c
index 3cf79ce64bd3..d0ed1d35ca3e 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cm.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c
@@ -305,8 +305,7 @@ static int status2errno(int status)
  */
 static struct sk_buff *get_skb(struct sk_buff *skb, int len, gfp_t gfp)
 {
-	if (skb) {
-		BUG_ON(skb_cloned(skb));
+	if (skb && !skb_is_nonlinear(skb) && !skb_cloned(skb)) {
 		skb_trim(skb, 0);
 		skb_get(skb);
 	} else {