cifs: Make CIFS_DEBUG possible to undefine
Make the compilation work again when CIFS_DEBUG is not #define'd.
Add format and argument verification for the various macros when
CIFS_DEBUG is not #define'd.
Signed-off-by: Joe Perches <joe@perches.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
diff --git a/fs/cifs/cifs_debug.h b/fs/cifs/cifs_debug.h
index b0fc344..4d12fe4 100644
--- a/fs/cifs/cifs_debug.h
+++ b/fs/cifs/cifs_debug.h
@@ -37,6 +37,9 @@
#define CIFS_RC 0x02
#define CIFS_TIMER 0x04
+extern int cifsFYI;
+extern int cifsERROR;
+
/*
* debug ON
* --------
@@ -44,36 +47,33 @@
#ifdef CIFS_DEBUG
/* information message: e.g., configuration, major event */
-extern int cifsFYI;
-#define cifsfyi(fmt, arg...) \
+#define cifsfyi(fmt, ...) \
do { \
if (cifsFYI & CIFS_INFO) \
- printk(KERN_DEBUG "%s: " fmt "\n", __FILE__, ##arg); \
+ printk(KERN_DEBUG "%s: " fmt "\n", \
+ __FILE__, ##__VA_ARGS__); \
} while (0)
-#define cFYI(set, fmt, arg...) \
-do { \
- if (set) \
- cifsfyi(fmt, ##arg); \
+#define cFYI(set, fmt, ...) \
+do { \
+ if (set) \
+ cifsfyi(fmt, ##__VA_ARGS__); \
} while (0)
-#define cifswarn(fmt, arg...) \
- printk(KERN_WARNING fmt "\n", ##arg)
-
-/* debug event message: */
-extern int cifsERROR;
+#define cifswarn(fmt, ...) \
+ printk(KERN_WARNING fmt "\n", ##__VA_ARGS__)
/* error event message: e.g., i/o error */
-#define cifserror(fmt, arg...) \
-do { \
- if (cifsERROR) \
- printk(KERN_ERR "CIFS VFS: " fmt "\n", ##arg); \
+#define cifserror(fmt, ...) \
+do { \
+ if (cifsERROR) \
+ printk(KERN_ERR "CIFS VFS: " fmt "\n", ##__VA_ARGS__); \
} while (0)
-#define cERROR(set, fmt, arg...) \
-do { \
- if (set) \
- cifserror(fmt, ##arg); \
+#define cERROR(set, fmt, ...) \
+do { \
+ if (set) \
+ cifserror(fmt, ##__VA_ARGS__); \
} while (0)
/*
@@ -81,9 +81,27 @@
* ---------
*/
#else /* _CIFS_DEBUG */
-#define cERROR(set, fmt, arg...)
-#define cFYI(set, fmt, arg...)
-#define cifserror(fmt, arg...)
+#define cifsfyi(fmt, ...) \
+do { \
+ if (0) \
+ printk(KERN_DEBUG "%s: " fmt "\n", \
+ __FILE__, ##__VA_ARGS__); \
+} while (0)
+#define cFYI(set, fmt, ...) \
+do { \
+ if (0 && set) \
+ cifsfyi(fmt, ##__VA_ARGS__); \
+} while (0)
+#define cifserror(fmt, ...) \
+do { \
+ if (0) \
+ printk(KERN_ERR "CIFS VFS: " fmt "\n", ##__VA_ARGS__); \
+} while (0)
+#define cERROR(set, fmt, ...) \
+do { \
+ if (0 && set) \
+ cifserror(fmt, ##__VA_ARGS__); \
+} while (0)
#endif /* _CIFS_DEBUG */
#endif /* _H_CIFS_DEBUG */