From: Vincent Bernat <vincent@bernat.im>
Date: Tue, 15 Dec 2015 09:38:34 +0000 (+0100)
Subject: client: avoid -Waddress warning by comparing to NULL
X-Git-Tag: 0.8.0~16
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=5ed4156c02b0ba801feb9bf383d9b7772dc990e5;p=thirdparty%2Flldpd.git

client: avoid -Waddress warning by comparing to NULL
---

diff --git a/src/client/writer.h b/src/client/writer.h
index ea2d4cff..18737801 100644
--- a/src/client/writer.h
+++ b/src/client/writer.h
@@ -33,7 +33,7 @@ struct writer {
 #define tag_attr(w,...)		w->attr(w,## __VA_ARGS__)
 #define tag_data(w,...)		w->data(w,## __VA_ARGS__)
 #define tag_end(w,...)		w->end(w,## __VA_ARGS__)
-#define tag_datatag(w,t,d,v)	do { if (!(v)) break; w->start(w,t,d); w->data(w,v); w->end(w); } while(0);
+#define tag_datatag(w,t,d,v)	do { if ((v) != NULL) break; w->start(w,t,d); w->data(w,v); w->end(w); } while(0);
 
 extern struct writer * txt_init( FILE * );
 extern struct writer * kv_init( FILE * );