diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h
index d2ff438fd31f8..68b9a436af4bf 100644
--- a/fs/cifs/cifspdu.h
+++ b/fs/cifs/cifspdu.h
@@ -2560,7 +2560,7 @@ typedef struct {
 	__le32 EaSize; /* length of the xattrs */
 	__u8   ShortNameLength;
 	__u8   Reserved;
-	__u8   ShortName[12];
+	__u8   ShortName[24];
 	char FileName[1];
 } __attribute__((packed)) FILE_BOTH_DIRECTORY_INFO; /* level 0x104 FFrsp data */