Merge tag '4.4-scsi-mkp' into misc

SCSI queue for 4.4.

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index fc7393729081..02b5f69e1a42 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -1038,6 +1038,10 @@ kbuf_alloc_2_sgl(int bytes, u32 sgdir, int sge_offset, int *frags,
         int              i, buflist_ent;
         int              sg_spill = MAX_FRAGS_SPILL1;
         int              dir;
+
+        if (bytes < 0)
+                return NULL;
+
         /* initialization */
         *frags = 0;
         *blp = NULL;