[02/14] rc-core.h: Surround macro with do {} while (0)
Commit Message
Macros coded with if statements should be do { if... } while (0)
so the macros can be used in other if tests.
Use ##__VA_ARGS__ for variadic macro as well.
Signed-off-by: Joe Perches <joe@perches.com>
---
include/media/rc-core.h | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
@@ -23,8 +23,11 @@
#include <media/rc-map.h>
extern int rc_core_debug;
-#define IR_dprintk(level, fmt, arg...) if (rc_core_debug >= level) \
- printk(KERN_DEBUG "%s: " fmt , __func__, ## arg)
+#define IR_dprintk(level, fmt, ...) \
+do { \
+ if (rc_core_debug >= level) \
+ pr_debug("%s: " fmt, __func__, ##__VA_ARGS__); \
+} while (0)
enum rc_driver_type {
RC_DRIVER_SCANCODE = 0, /* Driver or hardware generates a scancode */