CIFS: Fix BUG() in calc_seckey()

Andy Lutromirski's new virtually mapped kernel stack allocations moves
kernel stacks the vmalloc area. This triggers the bug
 kernel BUG at ./include/linux/scatterlist.h:140!
at calc_seckey()->sg_init()

Signed-off-by: Sachin Prabhu <sprabhu@redhat.com>
Signed-off-by: Steve French <smfrench@gmail.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
This commit is contained in:
Sachin Prabhu 2016-10-17 16:40:22 -04:00 • committed by Steve French
commit 5f4b55699a