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(parent: b64bab5) | patch
ipv4: Missing sk_nulls_node_init() in ping_unhash().
authorDavid S. Miller <davem@davemloft.net>
Sat, 2 May 2015 02:02:47 +0000 (22:02 -0400)
committerSasha Levin <sasha.levin@oracle.com>
Mon, 11 May 2015 11:07:54 +0000 (07:07 -0400)
commite13f6f2b39c4d91371c0ede88b136f364a6ffd6d
tree594f2ee0a65ec2e290da34ad246c9f4141ebefe1tree
parentb64bab57fb15e81f3f159353f18adf3d9c8c11a7commit | diff
ipv4: Missing sk_nulls_node_init() in ping_unhash().

[ Upstream commit a134f083e79fb4c3d0a925691e732c56911b4326 ]

If we don't do that, then the poison value is left in the ->pprev
backlink.

This can cause crashes if we do a disconnect, followed by a connect().

Tested-by: Linus Torvalds <torvalds@linux-foundation.org>
Reported-by: Wen Xu <hotdog3645@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
net/ipv4/ping.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git