f2fs: fix return value of move_data_block()

If f2fs_grab_cache_page() fails, it needs to return -ENOMEM.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 6eec3b2d606d4163459b0ebeebc75d9da30db4f3..9a40761445d3cc0bd3166e236922e9ab929266aa 100644 (file)
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -849,8 +849,10 @@ static int move_data_block(struct inode *inode, block_t bidx,
 
        mpage = f2fs_grab_cache_page(META_MAPPING(fio.sbi),
                                        fio.old_blkaddr, false);
-       if (!mpage)
+       if (!mpage) {
+               err = -ENOMEM;
                goto up_out;
+       }
 
        fio.encrypted_page = mpage;