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USB: Extend and neaten dbg macros 

Add format/argument validation for #ifndef DEBUG dbg macro
Neaten dbg macro definitions

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Joe Perches 2010-02-05 18:09:49 -08:00 committed by Greg Kroah-Hartman
parent f45ba776da
commit efcbd3df07
2 changed files with 14 additions and 13 deletions
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14
include/linux/usb.h
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@ -1566,14 +1566,18 @@ extern void usb_register_notify(struct notifier_block *nb);
extern void usb_unregister_notify(struct notifier_block *nb);
#ifdef DEBUG
#define dbg(format, arg...) printk(KERN_DEBUG "%s: " format "\n" , \
__FILE__ , ## arg)
#define dbg(format, arg...) \
printk(KERN_DEBUG "%s: " format "\n", __FILE__, ##arg)
#else
#define dbg(format, arg...) do {} while (0)
#define dbg(format, arg...) \
do { \
if (0) \
printk(KERN_DEBUG "%s: " format "\n", __FILE__, ##arg); \
} while (0)
#endif
#define err(format, arg...) printk(KERN_ERR KBUILD_MODNAME ": " \
format "\n" , ## arg)
#define err(format, arg...) \
printk(KERN_ERR KBUILD_MODNAME ": " format "\n", ##arg)
/* debugfs stuff */
extern struct dentry *usb_debug_root;

13
include/linux/usb/serial.h
View File

@ -351,14 +351,11 @@ static inline void usb_serial_debug_data(int debug,
/* Use our own dbg macro */
#undef dbg
#define dbg(format, arg...) \
do { \
if (debug) \
printk(KERN_DEBUG "%s: " format "\n" , __FILE__ , \
## arg); \
} while (0)
#define dbg(format, arg...) \
do { \
if (debug) \
printk(KERN_DEBUG "%s: " format "\n", __FILE__, ##arg); \
} while (0)
#endif /* __LINUX_USB_SERIAL_H */