[PATCH] usb: musb: add printf attribute to log function

trix
2020-12-21T16:27:22Z

From: Tom Rix <trix@redhat.com>

Attributing the function allows the compiler to more thoroughly
check the use of the function with -Wformat and similar flags.

Signed-off-by: Tom Rix <trix@redhat.com>
---
drivers/usb/musb/musb_debug.h | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/usb/musb/musb_debug.h b/drivers/usb/musb/musb_debug.h
index e5b3506c7b3f..dfc0d02695fa 100644
--- a/drivers/usb/musb/musb_debug.h
+++ b/drivers/usb/musb/musb_debug.h
@@ -17,6 +17,7 @@
#define INFO(fmt, args...) yprintk(KERN_INFO, fmt, ## args)
#define ERR(fmt, args...) yprintk(KERN_ERR, fmt, ## args)

+__printf(2, 3)
void musb_dbg(struct musb *musb, const char *fmt, ...);

#ifdef CONFIG_DEBUG_FS
--
2.27.0