Printing a size_t requires the %zd format rather than %d: mm/z3fold.c: In function ‘init_z3fold’: include/linux/kern_levels.h:4:18: error: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long unsigned int’ [-Werror=format=] Fixes: 50a50d2676c4 ("z3fold: don't fail kernel build if z3fold_header is too big") Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> --- mm/z3fold.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/z3fold.c b/mm/z3fold.c index e282ba073e77..66ac7a7dc934 100644 --- a/mm/z3fold.c +++ b/mm/z3fold.c @@ -884,7 +884,7 @@ static int __init init_z3fold(void) { /* Fail the initialization if z3fold header won't fit in one chunk */ if (sizeof(struct z3fold_header) > ZHDR_SIZE_ALIGNED) { - pr_err("z3fold: z3fold_header size (%d) is bigger than " + pr_err("z3fold: z3fold_header size (%zd) is bigger than " "the chunk size (%d), can't proceed\n", sizeof(struct z3fold_header) , ZHDR_SIZE_ALIGNED); return -E2BIG; -- 2.9.0 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>