This is a note to let you know that I've just added the patch titled
ipv4: initialise the itag variable in __mkroute_input
to the 3.14-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:
ipv4-initialise-the-itag-variable-in-__mkroute_input.patch
and it can be found in the queue-3.14 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 May 28 21:03:54 PDT 2014
From: Li RongQing <roy.qing.li@xxxxxxxxx>
Date: Thu, 22 May 2014 16:36:55 +0800
Subject: ipv4: initialise the itag variable in __mkroute_input
From: Li RongQing <roy.qing.li@xxxxxxxxx>
[ Upstream commit fbdc0ad095c0a299e9abf5d8ac8f58374951149a ]
the value of itag is a random value from stack, and may not be initiated by
fib_validate_source, which called fib_combine_itag if CONFIG_IP_ROUTE_CLASSID
is not set
This will make the cached dst uncertainty
Signed-off-by: Li RongQing <roy.qing.li@xxxxxxxxx>
Acked-by: Alexei Starovoitov <ast@xxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/ipv4/route.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1526,7 +1526,7 @@ static int __mkroute_input(struct sk_buf
struct in_device *out_dev;
unsigned int flags = 0;
bool do_cache;
- u32 itag;
+ u32 itag = 0;
/* get a working reference to the output device */
out_dev = __in_dev_get_rcu(FIB_RES_DEV(*res));
Patches currently in stable-queue which might be from roy.qing.li@xxxxxxxxx are
queue-3.14/ipv4-initialise-the-itag-variable-in-__mkroute_input.patch
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