[PATCH] bcache: remove return value from bch_cached_dev_error

[Zhang Zhen <zhangzhen.email@xxxxxxxxx>]

The only caller of bch_cached_dev_error does not check the return
value. We can make it a void function.

Signed-off-by: Zhen Zhang <zhangzhen15@xxxxxxxxxxxx>
---
 drivers/md/bcache/bcache.h | 2 +-
 drivers/md/bcache/super.c  | 5 ++---
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/md/bcache/bcache.h b/drivers/md/bcache/bcache.h
index aebb7ef10e63..ff175a2fb2f0 100644
--- a/drivers/md/bcache/bcache.h
+++ b/drivers/md/bcache/bcache.h
@@ -990,7 +990,7 @@ int bch_bucket_alloc_set(struct cache_set *c, 
unsigned int reserve,
 bool bch_alloc_sectors(struct cache_set *c, struct bkey *k,
 		       unsigned int sectors, unsigned int write_point,
 		       unsigned int write_prio, bool wait);
-bool bch_cached_dev_error(struct cached_dev *dc);
+void bch_cached_dev_error(struct cached_dev *dc);
  __printf(2, 3)
 bool bch_cache_set_error(struct cache_set *c, const char *fmt, ...);
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index ba3909bb6bea..9923bb5c4fbe 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -1607,10 +1607,10 @@ int bch_flash_dev_create(struct cache_set *c, 
uint64_t size)
 	return flash_dev_run(c, u);
 }
 -bool bch_cached_dev_error(struct cached_dev *dc)
+void bch_cached_dev_error(struct cached_dev *dc)
 {
 	if (!dc || test_bit(BCACHE_DEV_CLOSING, &dc->disk.flags))
-		return false;
+		return;
  	dc->io_disable = true;
 	/* make others know io_disable is true earlier */
@@ -1620,7 +1620,6 @@ bool bch_cached_dev_error(struct cached_dev *dc)
 	       dc->disk.disk->disk_name, dc->bdev);
  	bcache_device_stop(&dc->disk);
-	return true;
 }
  /* Cache set */
--
2.27.0