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[08/10] dm snapshot: Delete an unnecessary variable initialisation in remove_single_exception_chunk()

Message ID e0fe796f-5588-8341-8905-2374de777390@users.sourceforge.net (mailing list archive)
State Deferred, archived
Delegated to: Mike Snitzer
Headers show

Commit Message

SF Markus Elfring Sept. 29, 2016, 9:16 a.m. UTC 
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Thu, 29 Sep 2016 09:06:37 +0200

The local variable "b" will be set to an appropriate pointer a bit later.
Thus omit the explicit initialisation at the beginning.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/md/dm-snap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index 1d90131..4966584 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -904,7 +904,7 @@  static void flush_bios(struct bio *bio);
 
 static int remove_single_exception_chunk(struct dm_snapshot *s)
 {
-	struct bio *b = NULL;
+	struct bio *b;
 	int r;
 	chunk_t old_chunk = s->first_merging_chunk + s->num_merging_chunks - 1;