block: remove useless assignment in bio_split

Remove useless assignment to the variable "split" because the variable is
unconditionally assigned later.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 1 insertions, 1 deletions

diff --git a/block/bio.c b/block/bio.c
index 228229f3bb76..8bfdea58159b 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1819,7 +1819,7 @@ EXPORT_SYMBOL(bio_endio);
 struct bio *bio_split(struct bio *bio, int sectors,
                       gfp_t gfp, struct bio_set *bs)
 {
-        struct bio *split = NULL;
+        struct bio *split;
 
         BUG_ON(sectors <= 0);
         BUG_ON(sectors >= bio_sectors(bio));