btrfs: tests: handle fs_info allocation failure in extent_io tests

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

diff --git a/fs/btrfs/tests/extent-io-tests.c b/fs/btrfs/tests/extent-io-tests.c
index e46ed29..74f69df 100644 (file)
--- a/fs/btrfs/tests/extent-io-tests.c
+++ b/fs/btrfs/tests/extent-io-tests.c
@@ -392,6 +392,10 @@ static int test_eb_bitmaps(u32 sectorsize, u32 nodesize)
                ? sectorsize * 4 : sectorsize;
 
        fs_info = btrfs_alloc_dummy_fs_info(len, len);
+       if (!fs_info) {
+               test_err("could not allocate fs_info");
+               return -ENOMEM;
+       }
 
        bitmap = kmalloc(len, GFP_KERNEL);
        if (!bitmap) {