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authorPeter Hurley2013-03-08 21:43:26 +0100
committerLinus Torvalds2013-03-09 00:05:33 +0100
commite1082f45f1e2bbf6e25f6b614fc6616ebf709d19 (patch)
treef9d3e4326eed088acfe4cd1e9a8caf9c2138da55 /ipc/msg.c
parentMerge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/ker... (diff)
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ipc: fix potential oops when src msg > 4k w/ MSG_COPY
If the src msg is > 4k, then dest->next points to the next allocated segment; resetting it just prior to dereferencing is bad. Signed-off-by: Peter Hurley <peter@hurleysoftware.com> Acked-by: Stanislav Kinsbursky <skinsbursky@parallels.com> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc/msg.c')
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