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btrfs: Remove never-reached WARN_ON 

We have a WARN_ON(!var) inside an if branch which is executed (among
others) only when var is true.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Nikolay Borisov 2017-08-17 10:52:28 +03:00 committed by David Sterba
parent dc2f29212a
commit 92ac58ec99
1 changed files with 1 additions and 1 deletions
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2
fs/btrfs/extent-tree.c
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@ -6745,7 +6745,7 @@ static int unpin_extent_range(struct btrfs_fs_info *fs_info,
if (!readonly && return_free_space &&
global_rsv->space_info == space_info) {
u64 to_add = len;
WARN_ON(!return_free_space);
spin_lock(&global_rsv->lock);
if (!global_rsv->full) {
to_add = min(len, global_rsv->size -