[PATCH] minix v3: fix superblock definition

Somehow we got the layout of the v3 superblock wrong, which causes crashes due
to overindexing of the buffer_head array in statfs on large fielsystems.

Cc: "Cedric Augonnet" <[e-mail]>
Cc: "Daniel Aragones" <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

include/linux/minix_fs.h

···
  * V3 minix super-block data on disk
  */
 struct minix3_super_block {
-	__u16 s_ninodes;
-	__u16 s_nzones;
+	__u32 s_ninodes;
 	__u16 s_pad0;
 	__u16 s_imap_blocks;
 	__u16 s_zmap_blocks;