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(parent: 4d66c1e) | patch
iovec: make sure the caller actually wants anything in memcpy_fromiovecend
authorSasha Levin <sasha.levin@oracle.com>
Fri, 1 Aug 2014 03:00:35 +0000 (23:00 -0400)
committerWilly Tarreau <w@1wt.eu>
Sun, 23 Nov 2014 09:55:43 +0000 (10:55 +0100)
commite82fb2401b31b6a2e41d183ffabd42265f02ff56
treee5432699624098f11beb330f258f8be6c2e1c7e7tree
parent4d66c1e889252728b8d6417326a86aec9012d652commit | diff
iovec: make sure the caller actually wants anything in memcpy_fromiovecend

[ Upstream commit 06ebb06d49486676272a3c030bfeef4bd969a8e6 ]

Check for cases when the caller requests 0 bytes instead of running off
and dereferencing potentially invalid iovecs.

Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Willy Tarreau <w@1wt.eu>
net/core/iovec.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git