From 7880f308ea996292d5e28a81618370d79e2bdf26 Mon Sep 17 00:00:00 2001
From: Petteri Aimonen <jpa@git.mail.kapsi.fi>
Date: Sat, 5 Apr 2014 13:25:44 +0300
Subject: Fix unused parameter warning when building without errmsg.

---
 pb.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pb.h b/pb.h
index 63d313dc..aca96ee9 100644
--- a/pb.h
+++ b/pb.h
@@ -500,7 +500,11 @@ struct _pb_extension_t {
  * messages if not used.
  */
 #ifdef PB_NO_ERRMSG
-#define PB_RETURN_ERROR(stream,msg) return false
+#define PB_RETURN_ERROR(stream,msg) \
+    do {\
+        UNUSED(stream); \
+        return false; \
+    } while(0)
 #define PB_GET_ERROR(stream) "(errmsg disabled)"
 #else
 #define PB_RETURN_ERROR(stream,msg) \
-- 
cgit 1.2.3-korg