printk: warn on incorrect format code usage

Change-Id: I3efba096d3b1b5c2b39c335351d7a0228d20d1b0 Signed-off-by: Andrew Boie <andrew.p.boie@intel.com>
2016-08-29 10:34:03 -07:00 · 2016-08-29 10:34:03 -07:00 · 8af3a1e678
parent 1010927ba9
commit 8af3a1e678
1 changed files with 2 additions and 2 deletions
--- a/include/misc/printk.h
+++ b/include/misc/printk.h
@ -49,9 +49,9 @@ extern "C" {
 * @return N/A
 */
 #ifdef CONFIG_PRINTK
-extern void printk(const char *fmt, ...);
+extern __printf_like(1, 2) void printk(const char *fmt, ...);
 #else
-static inline void printk(const char *fmt, ...)
+static inline __printf_like(1, 2) void printk(const char *fmt, ...)
 {
 	ARG_UNUSED(fmt);
 }