Message ID | 1512119984-12708-2-git-send-email-nborisov@suse.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Fri, Dec 01, 2017 at 11:19:40AM +0200, Nikolay Borisov wrote: > trans was statically assigned to NULL and this never changed over the course of > btrfs_get_extent. So remove any code which checks whether trans != NULL and > just hardcode the fact trans is always NULL. This fixes CID#112806 > > Signed-off-by: Nikolay Borisov <nborisov@suse.com> Please find a better subject, at least mention the fuction name write something more specific about the dead code that's being removed. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 57785eadb95c..92d140b06271 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -6943,7 +6943,6 @@ struct extent_map *btrfs_get_extent(struct btrfs_inode *inode, struct extent_map *em = NULL; struct extent_map_tree *em_tree = &inode->extent_tree; struct extent_io_tree *io_tree = &inode->io_tree; - struct btrfs_trans_handle *trans = NULL; const bool new_inline = !page || create; read_lock(&em_tree->lock); @@ -6984,8 +6983,7 @@ struct extent_map *btrfs_get_extent(struct btrfs_inode *inode, path->reada = READA_FORWARD; } - ret = btrfs_lookup_file_extent(trans, root, path, - objectid, start, trans != NULL); + ret = btrfs_lookup_file_extent(NULL, root, path, objectid, start, 0); if (ret < 0) { err = ret; goto out; @@ -7181,11 +7179,6 @@ struct extent_map *btrfs_get_extent(struct btrfs_inode *inode, trace_btrfs_get_extent(root, inode, em); btrfs_free_path(path); - if (trans) { - ret = btrfs_end_transaction(trans); - if (!err) - err = ret; - } if (err) { free_extent_map(em); return ERR_PTR(err);
trans was statically assigned to NULL and this never changed over the course of btrfs_get_extent. So remove any code which checks whether trans != NULL and just hardcode the fact trans is always NULL. This fixes CID#112806 Signed-off-by: Nikolay Borisov <nborisov@suse.com> --- fs/btrfs/inode.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-)