X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=fs%2Fxfs%2Fxfs_export.c;h=8c6d1d70278cc6e71dbc093cbbfc5f2c5d44df19;hb=35c2a7f4908d404c9124c2efc6ada4640ca4d5d5;hp=42679223a0fde641e3013980fbd1e733dc6ec60e;hpb=4fc3acf2918fa158dc651a0c824a23944e956919;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

diff --git a/fs/xfs/xfs_export.c b/fs/xfs/xfs_export.c
index 4267922..8c6d1d7 100644
--- a/fs/xfs/xfs_export.c
+++ b/fs/xfs/xfs_export.c
@@ -189,6 +189,9 @@ xfs_fs_fh_to_parent(struct super_block *sb, struct fid *fid,
 	struct xfs_fid64	*fid64 = (struct xfs_fid64 *)fid;
 	struct inode		*inode = NULL;
 
+	if (fh_len < xfs_fileid_length(fileid_type))
+		return NULL;
+
 	switch (fileid_type) {
 	case FILEID_INO32_GEN_PARENT:
 		inode = xfs_nfs_get_inode(sb, fid->i32.parent_ino,