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-rw-r--r--drivers/block/cciss.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 55c3237fb1b..2023d61d545 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -2570,6 +2570,7 @@ static void do_cciss_request(struct request_queue *q)
(int)creq->nr_sectors);
#endif /* CCISS_DEBUG */
+ memset(tmp_sg, 0, sizeof(tmp_sg));
seg = blk_rq_map_sg(q, creq, tmp_sg);
/* get the DMA records for the setup */