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(parent: 05e5849) | 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)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 14 Aug 2014 01:51:49 +0000 (09:51 +0800)
commit2485c5dd55c6d58a4ce4fb7bf80252fccd1ac810
tree2122436f0719fff2485a5db109a1689682a1ccb1tree | snapshot
parent05e5849764bc807b833598d9a5f0fa1d5ae2ff1fcommit | 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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
net/core/iovec.c diff | blob | history
wrapfs-3.15.y