Adding such an attribute is helpful to detect errors related to printf formats at compile-time.
Signed-off-by: Nicolas Iooss <[email protected]> --- arch/arm/include/asm/setup.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/include/asm/setup.h b/arch/arm/include/asm/setup.h index 3613d7e9fc40..797b8505b49a 100644 --- a/arch/arm/include/asm/setup.h +++ b/arch/arm/include/asm/setup.h @@ -22,7 +22,7 @@ static const struct tagtable __tagtable_##fn __tag = { tag, fn } extern int arm_add_memory(u64 start, u64 size); -extern void early_print(const char *str, ...); +extern __printf(1, 2) void early_print(const char *str, ...); extern void dump_machine_table(void); #ifdef CONFIG_ATAGS_PROC -- 2.9.3
