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(parent: e813bb2) | 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)
committerDavid S. Miller <davem@davemloft.net>
Sat, 2 May 2015 02:02:47 +0000 (22:02 -0400)
commita134f083e79fb4c3d0a925691e732c56911b4326
tree0e0ebc97957d97ca517f8342b00e22d005e5631dtree | snapshot
parente813bb2b955d9f72c94be7d592746b49929a499bcommit | diff
ipv4: Missing sk_nulls_node_init() in ping_unhash().

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>
net/ipv4/ping.c diff | blob | history
Linux Kernel Source Tree.