1 files changed, 1 insertions, 1 deletions

diff --git a/fs/gfs2/ops_address.c b/fs/gfs2/ops_address.c
index b7baf1831912..4002f417dc19 100644
--- a/fs/gfs2/ops_address.c
+++ b/fs/gfs2/ops_address.c
@@ -90,7 +90,7 @@ static int gfs2_get_block_noalloc(struct inode *inode, sector_t lblock,
         error = gfs2_block_map(inode, lblock, 0, bh_result);
         if (error)
                 return error;
-        if (bh_result->b_blocknr == 0)
+        if (!buffer_mapped(bh_result))
                 return -EIO;
         return 0;
 }