From: Allan Stephens <allan.stephens@windriver.com>
Date: Mon, 26 Jun 2006 06:50:30 +0000 (-0700)
Subject: [TIPC]: Fixed memory leak in tipc_link_send() when destination is unreachable
X-Git-Tag: firefly_0821_release~34991^2~16
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c33d53b23589d9133af85effefbaa619853eb7f0;p=firefly-linux-kernel-4.4.55.git

[TIPC]: Fixed memory leak in tipc_link_send() when destination is unreachable

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: Per Liden <per.liden@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/tipc/link.c b/net/tipc/link.c
index ba7d3f19be12..ff40c9195fef 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1135,9 +1135,13 @@ int tipc_link_send(struct sk_buff *buf, u32 dest, u32 selector)
 	if (n_ptr) {
 		tipc_node_lock(n_ptr);
 		l_ptr = n_ptr->active_links[selector & 1];
-		dbg("tipc_link_send: found link %x for dest %x\n", l_ptr, dest);
 		if (l_ptr) {
+			dbg("tipc_link_send: found link %x for dest %x\n", l_ptr, dest);
 			res = tipc_link_send_buf(l_ptr, buf);
+		} else {
+			dbg("Attempt to send msg to unreachable node:\n");
+			msg_dbg(buf_msg(buf),">>>");
+			buf_discard(buf);
 		}
 		tipc_node_unlock(n_ptr);
 	} else {