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| author | zhong jiang <zhongjiang@huawei.com> | 2018-08-17 00:37:15 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2018-10-15 17:23:27 +0200 |
| commit | 45128b08f74131753a10a584e3e5c4496b279269 (patch) | |
| tree | 55ab4d1310104c9115954a3293f8c74c868fcd32 /fs/btrfs/tree-log.c | |
| parent | 556f3ca88ecb7087e7e3144e429414c60a300984 (diff) | |
| download | lwn-45128b08f74131753a10a584e3e5c4496b279269.tar.gz lwn-45128b08f74131753a10a584e3e5c4496b279269.zip | |
btrfs: change btrfs_pin_log_trans to return void
btrfs_pin_log_trans defines the variable "ret" for return value, but it
is not modified after initialization. Further, I find that none of the
callers do handles the return value, so it is safe to drop the unneeded
"ret" and make it return void.
Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/tree-log.c')
| -rw-r--r-- | fs/btrfs/tree-log.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index 3c2ae0e4f25a..1078c65128c5 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -205,14 +205,11 @@ static int join_running_log_trans(struct btrfs_root *root) * until you call btrfs_end_log_trans() or it makes any future * log transactions wait until you call btrfs_end_log_trans() */ -int btrfs_pin_log_trans(struct btrfs_root *root) +void btrfs_pin_log_trans(struct btrfs_root *root) { - int ret = -ENOENT; - mutex_lock(&root->log_mutex); atomic_inc(&root->log_writers); mutex_unlock(&root->log_mutex); - return ret; } /* |