markers: add an if(0) to __mark_check_format()

[karo-tx-linux.git] / include / linux / marker.h

diff --git a/include/linux/marker.h b/include/linux/marker.h
index 5df879dc3776c732dc62e017850f0eb4739429e3..430f6adf9762d175096246d92dfe999f6b6bba9c 100644 (file)
--- a/include/linux/marker.h
+++ b/include/linux/marker.h
@@ -104,10 +104,16 @@ static inline void marker_update_probe_range(struct marker *begin,
 #define MARK_NOARGS " "
 
 /* To be used for string format validity checking with gcc */
-static inline void __printf(1, 2) __mark_check_format(const char *fmt, ...)
+static inline void __printf(1, 2) ___mark_check_format(const char *fmt, ...)
 {
 }
 
+#define __mark_check_format(format, args...)                           \
+       do {                                                            \
+               if (0)                                                  \
+                       ___mark_check_format(format, ## args);          \
+       } while (0)
+
 extern marker_probe_func __mark_empty_function;
 
 extern void marker_probe_cb(const struct marker *mdata,