This is a note to let you know that I've just added the patch titled
tipc: error path leak fixes in tipc_enable_bearer()
to the 4.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
tipc-error-path-leak-fixes-in-tipc_enable_bearer.patch
and it can be found in the queue-4.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From foo@baz Wed Feb 28 16:23:28 CET 2018
From: Tommi Rantala <tommi.t.rantala@xxxxxxxxx>
Date: Fri, 22 Dec 2017 09:35:16 +0200
Subject: tipc: error path leak fixes in tipc_enable_bearer()
From: Tommi Rantala <tommi.t.rantala@xxxxxxxxx>
[ Upstream commit 19142551b2be4a9e13838099fde1351386e5e007 ]
Fix memory leak in tipc_enable_bearer() if enable_media() fails, and
cleanup with bearer_disable() if tipc_mon_create() fails.
Acked-by: Ying Xue <ying.xue@xxxxxxxxxxxxx>
Acked-by: Jon Maloy <jon.maloy@xxxxxxxxxxxx>
Signed-off-by: Tommi Rantala <tommi.t.rantala@xxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/tipc/bearer.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- a/net/tipc/bearer.c
+++ b/net/tipc/bearer.c
@@ -324,6 +324,7 @@ restart:
if (res) {
pr_warn("Bearer <%s> rejected, enable failure (%d)\n",
name, -res);
+ kfree(b);
return -EINVAL;
}
@@ -347,8 +348,10 @@ restart:
if (skb)
tipc_bearer_xmit_skb(net, bearer_id, skb, &b->bcast_addr);
- if (tipc_mon_create(net, bearer_id))
+ if (tipc_mon_create(net, bearer_id)) {
+ bearer_disable(net, b);
return -ENOMEM;
+ }
pr_info("Enabled bearer <%s>, discovery domain %s, priority %u\n",
name,
Patches currently in stable-queue which might be from tommi.t.rantala@xxxxxxxxx are
queue-4.14/perf-x86-intel-plug-memory-leak-in-intel_pmu_init.patch
queue-4.14/tipc-error-path-leak-fixes-in-tipc_enable_bearer.patch
queue-4.14/tipc-fix-tipc_mon_delete-oops-in-tipc_enable_bearer-error-path.patch