summaryrefslogtreecommitdiff
path: root/net/tipc/msg.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-10-16 09:22:22 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-10-16 09:22:22 +0200
commit58f2c391cc0560231d7636c39d31b1b26c9396b7 (patch)
tree67956eea736a8763f67be8a52bcaf0d3fe4374f4 /net/tipc/msg.c
parentc2e5df616e1ae6c2a074cb241ebb65a318ebaf7c (diff)
parent33d930e59a98fa10a0db9f56c7fa2f21a4aef9b9 (diff)
downloadlinux-58f2c391cc0560231d7636c39d31b1b26c9396b7.tar.gz
linux-58f2c391cc0560231d7636c39d31b1b26c9396b7.tar.xz
Merge 4.14-rc5 into char-misc-next
We need the fixes in here to resolve merge issues and for testing. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/tipc/msg.c')
-rw-r--r--net/tipc/msg.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/net/tipc/msg.c b/net/tipc/msg.c
index 6ef379f004ac..17146c16ee2d 100644
--- a/net/tipc/msg.c
+++ b/net/tipc/msg.c
@@ -551,7 +551,7 @@ bool tipc_msg_lookup_dest(struct net *net, struct sk_buff *skb, int *err)
return false;
if (msg_errcode(msg))
return false;
- *err = -TIPC_ERR_NO_NAME;
+ *err = TIPC_ERR_NO_NAME;
if (skb_linearize(skb))
return false;
msg = buf_msg(skb);
@@ -568,6 +568,14 @@ bool tipc_msg_lookup_dest(struct net *net, struct sk_buff *skb, int *err)
msg_set_destnode(msg, dnode);
msg_set_destport(msg, dport);
*err = TIPC_OK;
+
+ if (!skb_cloned(skb))
+ return true;
+
+ /* Unclone buffer in case it was bundled */
+ if (pskb_expand_head(skb, BUF_HEADROOM, BUF_TAILROOM, GFP_ATOMIC))
+ return false;
+
return true;
}