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Subject[PATCH] 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 <fengguang.wu@intel.com>
Signed-off-by: Julia Lawall <julia.lawall@lip6.fr>
---

One could check whether the ret variable was intended to be used for
anything.

fs/buffer.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2996,7 +2996,6 @@ void guard_bio_eod(int rw, struct bio *b
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_hea
rw |= REQ_PRIO;

submit_bio(rw, bio);
- return ret;
+ return 0;
}
EXPORT_SYMBOL_GPL(_submit_bh);


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