diff --git a/fs/fat/nfs.c b/fs/fat/nfs.c
index eb192656fba2787a682acefbc9c6d9bed5c1fa2c..f442a8d2f114b86d5ad6e73866f2c3e6ec14c739 100644
--- a/fs/fat/nfs.c
+++ b/fs/fat/nfs.c
@@ -139,6 +139,12 @@ fat_encode_fh_nostale(struct inode *inode, __u32 *fh, int *lenp,
 		fid->parent_i_gen = parent->i_generation;
 		type = FILEID_FAT_WITH_PARENT;
 		*lenp = FAT_FID_SIZE_WITH_PARENT;
+	} else {
+		/*
+		 * We need to initialize this field because the fh is actually
+		 * 12 bytes long
+		 */
+		fid->parent_i_pos_hi = 0;
 	}
 
 	return type;