bgpd/rfapi: add missing printf attribute

Signed-off-by: David Lamparter <equinox@opensourcerouting.org>

diff --git a/bgpd/rfapi/rfapi_vty.h b/bgpd/rfapi/rfapi_vty.h
index 09e1b3c4c4931f080f036e933e63b331f184eb51..c8b8613feb67c749badf72de6208e1a286536eb0 100644 (file)
--- a/bgpd/rfapi/rfapi_vty.h
+++ b/bgpd/rfapi/rfapi_vty.h
@@ -62,7 +62,8 @@ extern int rfapiStr2EthAddr(const char *str, struct ethaddr *ea);
 extern const char *rfapi_ntop(int af, const void *src, char *buf,
                              socklen_t size);
 
-extern int rfapiDebugPrintf(void *dummy, const char *format, ...);
+extern int rfapiDebugPrintf(void *dummy, const char *format, ...)
+       PRINTFRR(2, 3);
 
 extern int rfapiStream2Vty(void *stream,                         /* input */
                           int (**fp)(void *, const char *, ...), /* output */