This is a note to let you know that I've just added the patch titled
ifb: fix oops when loading the ifb failed
to the 3.4-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:
ifb-fix-oops-when-loading-the-ifb-failed.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From cbe23ee3115067ce5bf47fca69e53926ea171596 Mon Sep 17 00:00:00 2001
From: dingtianhong <dingtianhong@xxxxxxxxxx>
Date: Thu, 11 Jul 2013 19:04:06 +0800
Subject: ifb: fix oops when loading the ifb failed
From: dingtianhong <dingtianhong@xxxxxxxxxx>
[ Upstream commit f2966cd5691058b8674a20766525bedeaea9cbcf ]
If __rtnl_link_register() return faild when loading the ifb, it will
take the wrong path and get oops, so fix it just like dummy.
Signed-off-by: Ding Tianhong <dingtianhong@xxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/ifb.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -290,6 +290,8 @@ static int __init ifb_init_module(void)
rtnl_lock();
err = __rtnl_link_register(&ifb_link_ops);
+ if (err < 0)
+ goto out;
for (i = 0; i < numifbs && !err; i++) {
err = ifb_init_one(i);
@@ -297,6 +299,8 @@ static int __init ifb_init_module(void)
}
if (err)
__rtnl_link_unregister(&ifb_link_ops);
+
+out:
rtnl_unlock();
return err;
Patches currently in stable-queue which might be from dingtianhong@xxxxxxxxxx are
queue-3.4/dummy-fix-oops-when-loading-the-dummy-failed.patch
queue-3.4/ipv6-mcast-always-hold-idev-lock-before-mca_lock.patch
queue-3.4/ifb-fix-oops-when-loading-the-ifb-failed.patch
queue-3.4/ifb-fix-rcu_sched-self-detected-stalls.patch
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