[dm-devel] [PATCH 2/9] md/dm-table: Reduce the scope for a variable in dm_table_verify_integrity()
SF Markus Elfring
elfring at users.sourceforge.net
Sat Oct 1 07:44:40 UTC 2016
From: Markus Elfring <elfring at users.sourceforge.net>
Date: Sat, 1 Oct 2016 07:10:43 +0200
Move the definition for the variable "template_disk" into an if branch
so that an extra initialisation can be avoided at the beginning
by this refactoring.
Signed-off-by: Markus Elfring <elfring at users.sourceforge.net>
---
drivers/md/dm-table.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index f6b817c..73d38d0 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -1391,14 +1391,13 @@ int dm_calculate_queue_limits(struct dm_table *table,
*/
static void dm_table_verify_integrity(struct dm_table *t)
{
- struct gendisk *template_disk = NULL;
-
if (t->integrity_supported) {
/*
* Verify that the original integrity profile
* matches all the devices in this table.
*/
- template_disk = dm_table_get_integrity_disk(t);
+ struct gendisk *template_disk = dm_table_get_integrity_disk(t);
+
if (template_disk &&
blk_integrity_compare(dm_disk(t->md), template_disk) >= 0)
return;
--
2.10.0
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