From: Roy Marples <roy@marples.name>
Date: Fri, 13 Nov 2015 11:27:38 +0000 (+0000)
Subject: Use a GCC pragma directive to mask off the warning about not careing about the read... 
X-Git-Tag: v6.9.4~12
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c8ecbe03564b1c0ea76ce556a006f10df5a51f25;p=thirdparty%2Fdhcpcd.git

Use a GCC pragma directive to mask off the warning about not careing about the read result, because we don't.
---

diff --git a/compat/arc4random.c b/compat/arc4random.c
index 1321aedf..2634fd76 100644
--- a/compat/arc4random.c
+++ b/compat/arc4random.c
@@ -97,6 +97,9 @@ arc4_getword(struct arc4_stream *as)
 	return (uint32_t)val;
 }
 
+/* We don't care about any error on read, just use what we have
+ * on the stack. So mask off this GCC warning. */
+#pragma GCC diagnostic ignored "-Wunused-result"
 static void
 arc4_stir(struct arc4_stream *as)
 {