1 files changed, 2 insertions, 1 deletions

diff --git a/fs/xfs/xfs_inode_fork.c b/fs/xfs/xfs_inode_fork.c
index 2b60a5a2ae53..02f1083955bb 100644
--- a/fs/xfs/xfs_inode_fork.c
+++ b/fs/xfs/xfs_inode_fork.c
@@ -167,7 +167,8 @@ xfs_iformat_fork(
                         }
 
                         di_size = be64_to_cpu(dip->di_size);
-                        if (unlikely(di_size > XFS_DFORK_DSIZE(dip, ip->i_mount))) {
+                        if (unlikely(di_size < 0 ||
+                                     di_size > XFS_DFORK_DSIZE(dip, ip->i_mount))) {
                                 xfs_warn(ip->i_mount,
                         "corrupt inode %Lu (bad size %Ld for local inode).",
                                         (unsigned long long) ip->i_ino,