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-rw-r--r--drivers/message/fusion/mptctl.c4
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;

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