On Thu, 2012-01-05 at 10:41 +0000, David Laight wrote:

quoted

quoted

+	va_start(args, fmt);
+	ath6kl_printk(KERN_DEBUG, fmt, &args);

Passing a va_list as an argument?
I believe this doesn't work.
I think you'll need to add and use:

Passing a va_list certainly does work - vprintf() etc.
What is problematical is taking the address of a va_list.

Nope.  This referred to this specific instance.
Taking the address of a va_list works fine.
Look at the provide example.