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btrfs: free path at an earlier point in btrfs_get_extent 

trace_btrfs_get_extent() has nothing to do with path, place
btrfs_free_path ahead so that we can unlock path on error.

Signed-off-by: Liu Bo <bo.liu@linux.alibaba.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Liu Bo 2018-08-23 07:36:17 +08:00 committed by David Sterba
parent 9688e9a99e
commit c64142807f
1 changed files with 1 additions and 1 deletions
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2
fs/btrfs/inode.c
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@ -6979,10 +6979,10 @@ insert:
err = btrfs_add_extent_mapping(fs_info, em_tree, &em, start, len);
write_unlock(&em_tree->lock);
out:
btrfs_free_path(path);
trace_btrfs_get_extent(root, inode, em);
btrfs_free_path(path);
if (err) {
free_extent_map(em);
return ERR_PTR(err);