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(parent: fcdfe3a) | 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)
committerDavid S. Miller <davem@davemloft.net>
Sat, 2 Aug 2014 22:25:21 +0000 (15:25 -0700)
commit06ebb06d49486676272a3c030bfeef4bd969a8e6
treed4be5a1524d4c01f5d7cbeeee33047374f1190eatree | snapshot
parentfcdfe3a7fa4cb74391d42b6a26dc07c20dab1d82commit | diff
iovec: make sure the caller actually wants anything in memcpy_fromiovecend

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>
lib/iovec.c diff | blob | history
John Crispins staging tree