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[v3,01/11] Btrfs: remove noused bbio_ret in __btrfs_map_block in condition

Message ID 1417007091-11885-2-git-send-email-miaox@cn.fujitsu.com (mailing list archive)
State Superseded
Headers show

Commit Message

Miao Xie Nov. 26, 2014, 1:04 p.m. UTC 
From: Zhao Lei <zhaolei@cn.fujitsu.com>

bbio_ret in this condition is always !NULL because previous code
already have a check-and-skip:
4908 if (!bbio_ret)
4909     goto out;

Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
---
Changelog v1 -> v3:
- None.
---
 fs/btrfs/volumes.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
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Patch

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index f61278f..41b0dff 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -5162,8 +5162,7 @@  static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw,
 				BTRFS_BLOCK_GROUP_RAID6)) {
 		u64 tmp;
 
-		if (bbio_ret && ((rw & REQ_WRITE) || mirror_num > 1)
-		    && raid_map_ret) {
+		if (raid_map_ret && ((rw & REQ_WRITE) || mirror_num > 1)) {
 			int i, rot;
 
 			/* push stripe_nr back to the start of the full stripe */