usbnet: allow type check of devdbg arguments in non-debug build

[linux-2.6-omap-h63xx.git] / include / linux / usb / usbnet.h

diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index ba09fe88addaebc9d6ee07e5ef70baecae08d313..7d38222430741f5e78e5ec26e9bffb8ccff11af8 100644 (file)
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -197,7 +197,9 @@ extern int usbnet_nway_reset(struct net_device *net);
 #define devdbg(usbnet, fmt, arg...) \
        printk(KERN_DEBUG "%s: " fmt "\n" , (usbnet)->net->name , ## arg)
 #else
-#define devdbg(usbnet, fmt, arg...) do {} while(0)
+#define devdbg(usbnet, fmt, arg...) \
+       ({ if (0) printk(KERN_DEBUG "%s: " fmt "\n" , (usbnet)->net->name , \
+               ## arg); 0; })
 #endif
 
 #define deverr(usbnet, fmt, arg...) \