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authorPeter Hurley <peter@hurleysoftware.com>2013-03-08 12:43:27 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-03-08 15:05:33 -0800
commit88b9e456b1649722673ffa147914299799dc9041 (patch)
treecb2c12ee6fc4ad53e1a15c4e19f676b1d0058183 /mm/mempolicy.c
parentipc: fix potential oops when src msg > 4k w/ MSG_COPY (diff)
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ipc: don't allocate a copy larger than max
When MSG_COPY is set, a duplicate message must be allocated for the copy before locking the queue. However, the copy could not be larger than was sent which is limited to msg_ctlmax. 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>
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