1 files changed, 13 insertions, 1 deletions

diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c
index ffd8e84b22cc..5f73de586928 100644
--- a/fs/jffs2/super.c
+++ b/fs/jffs2/super.c
@@ -320,6 +320,18 @@ static int __init init_jffs2_fs(void)
 {
         int ret;
 
+        /* Paranoia checks for on-medium structures. If we ask GCC
+           to pack them with __attribute__((packed)) then it _also_
+           assumes that they're not aligned -- so it emits crappy
+           code on some architectures. Ideally we want an attribute
+           which means just 'no padding', without the alignment
+           thing. But GCC doesn't have that -- we have to just
+           hope the structs are the right sizes, instead. */
+        BUG_ON(sizeof(struct jffs2_unknown_node) != 12);
+        BUG_ON(sizeof(struct jffs2_raw_dirent) != 40);
+        BUG_ON(sizeof(struct jffs2_raw_inode) != 68);
+        BUG_ON(sizeof(struct jffs2_raw_summary) != 32);
+
         printk(KERN_INFO "JFFS2 version 2.2."
 #ifdef CONFIG_JFFS2_FS_WRITEBUFFER
                " (NAND)"
@@ -327,7 +339,7 @@ static int __init init_jffs2_fs(void)
 #ifdef CONFIG_JFFS2_SUMMARY
                " (SUMMARY) "
 #endif
-               " (C) 2001-2003 Red Hat, Inc.\n");
+               " (C) 2001-2006 Red Hat, Inc.\n");
 
         jffs2_inode_cachep = kmem_cache_create("jffs2_i",
                                              sizeof(struct jffs2_inode_info),