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(parent: 9767736) | 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)
committerJiri Slaby <jslaby@suse.cz>
Fri, 15 May 2015 07:10:43 +0000 (09:10 +0200)
commit8a9a51ba2eff62e1a899daad7b623becfed8f3f1
treeae8e46b74232bd0a3a77b9e418e10eaff3ff3757tree
parent9767736a1c00e6603c61cac30e4f5a4a67ce16c7commit | 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: Jiri Slaby <jslaby@suse.cz>
net/ipv4/ping.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git