From: Amos Jeffries <yadij@users.noreply.github.com>
Date: Tue, 3 Jul 2018 13:04:43 +0000 (+1200)
Subject: Bug 4861: HTTPMSGLOCK missing pointer safety (#228)
X-Git-Tag: SQUID_4_2~18
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3eeda0eb69d483ca83e7b938dcb7c45dddbcb9fa;p=thirdparty%2Fsquid.git

Bug 4861: HTTPMSGLOCK missing pointer safety (#228)
---

diff --git a/src/HttpMsg.h b/src/HttpMsg.h
index 1cb76270da..d3125b06d1 100644
--- a/src/HttpMsg.h
+++ b/src/HttpMsg.h
@@ -128,7 +128,7 @@ protected:
 };
 
 #define HTTPMSGUNLOCK(a) if (a) { if ((a)->unlock() == 0) delete (a); (a)=NULL; }
-#define HTTPMSGLOCK(a) (a)->lock()
+#define HTTPMSGLOCK(a) if (a) { (a)->lock(); }
 
 #endif /* SQUID_HTTPMSG_H */