btrfs: tests: return errors from extent map test case 3

Replace asserts with error messages and return errors.

Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/tests/extent-map-tests.c b/fs/btrfs/tests/extent-map-tests.c
index d56d03d..17182b1 100644 (file)
--- a/fs/btrfs/tests/extent-map-tests.c
+++ b/fs/btrfs/tests/extent-map-tests.c
@@ -216,7 +216,10 @@ static int __test_case_3(struct btrfs_fs_info *fs_info,
        em->block_start = SZ_4K;
        em->block_len = SZ_4K;
        ret = add_extent_mapping(em_tree, em, 0);
-       ASSERT(ret == 0);
+       if (ret < 0) {
+               test_err("cannot add extent range [4K, 8K)");
+               goto out;
+       }
        free_extent_map(em);
 
        em = alloc_extent_map();
@@ -231,24 +234,26 @@ static int __test_case_3(struct btrfs_fs_info *fs_info,
        em->block_start = 0;
        em->block_len = SZ_16K;
        ret = btrfs_add_extent_mapping(fs_info, em_tree, &em, start, len);
-       if (ret)
+       if (ret) {
                test_err("case3 [0x%llx 0x%llx): ret %d",
                         start, start + len, ret);
+               goto out;
+       }
        /*
         * Since bytes within em are contiguous, em->block_start is identical to
         * em->start.
         */
        if (em &&
            (start < em->start || start + len > extent_map_end(em) ||
-            em->start != em->block_start || em->len != em->block_len))
+            em->start != em->block_start || em->len != em->block_len)) {
                test_err(
 "case3 [0x%llx 0x%llx): ret %d em (start 0x%llx len 0x%llx block_start 0x%llx block_len 0x%llx)",
                         start, start + len, ret, em->start, em->len,
                         em->block_start, em->block_len);
+               ret = -EINVAL;
+       }
        free_extent_map(em);
-       ret = 0;
 out:
-       /* free memory */
        free_extent_map_tree(em_tree);
 
        return ret;