iproute: make clang happy

[mirror_iproute2.git] / include / json_writer.h

diff --git a/include/json_writer.h b/include/json_writer.h
index 9ab88e1dbdd9136f1189c4849248dbf23548a129..0c8831c1136df2bcefca9febcc31ceeb5b672c89 100644 (file)
--- a/include/json_writer.h
+++ b/include/json_writer.h
@@ -29,6 +29,7 @@ void jsonw_pretty(json_writer_t *self, bool on);
 void jsonw_name(json_writer_t *self, const char *name);
 
 /* Add value  */
+__attribute__((format(printf, 2, 3)))
 void jsonw_printf(json_writer_t *self, const char *fmt, ...);
 void jsonw_string(json_writer_t *self, const char *value);
 void jsonw_bool(json_writer_t *self, bool value);
@@ -59,8 +60,6 @@ void jsonw_luint_field(json_writer_t *self, const char *prop,
                        unsigned long int num);
 void jsonw_lluint_field(json_writer_t *self, const char *prop,
                        unsigned long long int num);
-void jsonw_float_field_fmt(json_writer_t *self, const char *prop,
-                          const char *fmt, double val);
 
 /* Collections */
 void jsonw_start_object(json_writer_t *self);