Btrfs: remove always true if branch in btrfs_get_extent

@path is always NULL when it comes to the if branch. Signed-off-by: Liu Bo <[email protected]> Reviewed-by: David Sterba <[email protected]> Signed-off-by: David Sterba <[email protected]>
krohei · Oct 15, 2018 · bee6ec8 · bee6ec8
1 parent 9c7b0c2
commit bee6ec8
Showing 1 changed file with 6 additions and 10 deletions.
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
@@ -6821,19 +6821,15 @@ struct extent_map *btrfs_get_extent(struct btrfs_inode *inode,
 	em->len = (u64)-1;
 	em->block_len = (u64)-1;
 
+	path = btrfs_alloc_path();
 	if (!path) {
-		path = btrfs_alloc_path();
-		if (!path) {
-			err = -ENOMEM;
-			goto out;
-		}
-		/*
-		 * Chances are we'll be called again, so go ahead and do
-		 * readahead
-		 */
-		path->reada = READA_FORWARD;
+		err = -ENOMEM;
+		goto out;
 	}
 
+	/* Chances are we'll be called again, so go ahead and do readahead */
+	path->reada = READA_FORWARD;
+
 	ret = btrfs_lookup_file_extent(NULL, root, path, objectid, start, 0);
 	if (ret < 0) {
 		err = ret;