From: Alexey Dobriyan Signed-off-by: Alexey Dobriyan Signed-off-by: Andrew Morton --- fs/jbd/journal.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff -puN fs/jbd/journal.c~jbd-use-build_bug_on-in-journal-init fs/jbd/journal.c --- a/fs/jbd/journal.c~jbd-use-build_bug_on-in-journal-init +++ a/fs/jbd/journal.c @@ -2047,13 +2047,7 @@ static int __init journal_init(void) { int ret; -/* Static check for data structure consistency. There's no code - * invoked --- we'll just get a linker failure if things aren't right. - */ - extern void journal_bad_superblock_size(void); - if (sizeof(struct journal_superblock_s) != 1024) - journal_bad_superblock_size(); - + BUILD_BUG_ON(sizeof(struct journal_superblock_s) != 1024); ret = journal_init_caches(); if (ret != 0) _