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dm persistent data: remove unused return from exit_shadow_spine() 

Fix the following coccicheck warnings:

./drivers/md/persistent-data/dm-btree-spine.c:188:5-6: Unneeded
variable: "r". Return "0" on line 194.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Jiapeng Chong 2021-03-19 16:19:30 +08:00 committed by Mike Snitzer
parent 63508e38c1
commit ece2577388
2 changed files with 3 additions and 5 deletions
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2
drivers/md/persistent-data/dm-btree-internal.h
View File

@ -83,7 +83,7 @@ struct shadow_spine {
};
void init_shadow_spine(struct shadow_spine *s, struct dm_btree_info *info);
int exit_shadow_spine(struct shadow_spine *s);
void exit_shadow_spine(struct shadow_spine *s);
int shadow_step(struct shadow_spine *s, dm_block_t b,
struct dm_btree_value_type *vt);

6
drivers/md/persistent-data/dm-btree-spine.c
View File

@ -183,15 +183,13 @@ void init_shadow_spine(struct shadow_spine *s, struct dm_btree_info *info)
s->count = 0;
}
int exit_shadow_spine(struct shadow_spine *s)
void exit_shadow_spine(struct shadow_spine *s)
{
int r = 0, i;
int i;
for (i = 0; i < s->count; i++) {
unlock_block(s->info, s->nodes[i]);
}
return r;
}
int shadow_step(struct shadow_spine *s, dm_block_t b,