block: fix returnvar.cocci warnings

Remove unneeded variable used to store return value. Generated by: scripts/coccinelle/misc/returnvar.cocci Signed-off-by: Fengguang Wu <[email protected]> Signed-off-by: Julia Lawall <[email protected]> Signed-off-by: Jens Axboe <[email protected]>
jimmycarry · May 26, 2015 · f6454b0 · f6454b0
1 parent 5f1b670
commit f6454b0
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/fs/buffer.c b/fs/buffer.c
@@ -2996,7 +2996,6 @@ void guard_bio_eod(int rw, struct bio *bio)
 int _submit_bh(int rw, struct buffer_head *bh, unsigned long bio_flags)
 {
 	struct bio *bio;
-	int ret = 0;
 
 	BUG_ON(!buffer_locked(bh));
 	BUG_ON(!buffer_mapped(bh));
@@ -3038,7 +3037,7 @@ int _submit_bh(int rw, struct buffer_head *bh, unsigned long bio_flags)
 		rw |= REQ_PRIO;
 
 	submit_bio(rw, bio);
-	return ret;
+	return 0;
 }
 EXPORT_SYMBOL_GPL(_submit_bh);