From: Joe Perches Date: Tue, 28 Feb 2012 18:49:38 +0000 (-0800) Subject: gadget: Use vsprintf extention %pf with builtin_return_address X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=bfa346ad6b4dd88c19f560b5b0527d93fa05833b;p=linux-beck.git gadget: Use vsprintf extention %pf with builtin_return_address Emit the function name not the address when possible. builtin_return_address() gives an address. When building a kernel with CONFIG_KALLSYMS, emit the actual function name not the address. Signed-off-by: Joe Perches Acked-by: Felipe Balbi Signed-off-by: Jiri Kosina --- diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c index 6597a6813e43..a553beeb86d5 100644 --- a/drivers/usb/gadget/u_serial.c +++ b/drivers/usb/gadget/u_serial.c @@ -920,7 +920,7 @@ static int gs_put_char(struct tty_struct *tty, unsigned char ch) unsigned long flags; int status; - pr_vdebug("gs_put_char: (%d,%p) char=0x%x, called from %p\n", + pr_vdebug("gs_put_char: (%d,%p) char=0x%x, called from %pf\n", port->port_num, tty, ch, __builtin_return_address(0)); spin_lock_irqsave(&port->port_lock, flags);