Messages in this thread Patch in this message | | | From | zhong jiang <> | Subject | [PATCH 1/3] fs/btrfs/disk-io: Remove unneeded variable "err" | Date | Sun, 5 Aug 2018 23:02:49 +0800 |
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The err is not used after initalization, So remove it and make the function to be void function.
Signed-off-by: zhong jiang <zhongjiang@huawei.com> --- fs/btrfs/disk-io.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 468365d..34e4926 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -53,8 +53,8 @@ static const struct extent_io_ops btree_extent_io_ops; static void end_workqueue_fn(struct btrfs_work *work); static void btrfs_destroy_ordered_extents(struct btrfs_root *root); -static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, - struct btrfs_fs_info *fs_info); +static void btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, + struct btrfs_fs_info *fs_info); static void btrfs_destroy_delalloc_inodes(struct btrfs_root *root); static int btrfs_destroy_marked_extents(struct btrfs_fs_info *fs_info, struct extent_io_tree *dirty_pages, @@ -4179,13 +4179,12 @@ static void btrfs_destroy_all_ordered_extents(struct btrfs_fs_info *fs_info) spin_unlock(&fs_info->ordered_root_lock); } -static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, - struct btrfs_fs_info *fs_info) +static void btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, + struct btrfs_fs_info *fs_info) { struct rb_node *node; struct btrfs_delayed_ref_root *delayed_refs; struct btrfs_delayed_ref_node *ref; - int ret = 0; delayed_refs = &trans->delayed_refs; @@ -4193,7 +4192,6 @@ static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, if (atomic_read(&delayed_refs->num_entries) == 0) { spin_unlock(&delayed_refs->lock); btrfs_info(fs_info, "delayed_refs has NO entry"); - return ret; } while ((node = rb_first(&delayed_refs->href_root)) != NULL) { @@ -4247,8 +4245,6 @@ static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, } spin_unlock(&delayed_refs->lock); - - return ret; } static void btrfs_destroy_delalloc_inodes(struct btrfs_root *root) -- 1.7.12.4
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