From: Wilfried Goesgens <dothebart@citadel.org>
Date: Sun, 18 Jan 2015 14:31:44 +0000 (+0100)
Subject: Properly detect stream pointers to avaid crashes on freeing.`
X-Git-Tag: v9.01~33
X-Git-Url: https://code.citadel.org/?p=citadel.git;a=commitdiff_plain;h=96161e4d66bf6c1da07585920cd43f6a0a4f950e

Properly detect stream pointers to avaid crashes on freeing.`
---

diff --git a/libcitadel/lib/stringbuf.c b/libcitadel/lib/stringbuf.c
index 7b2c66365..5cbe17fdb 100644
--- a/libcitadel/lib/stringbuf.c
+++ b/libcitadel/lib/stringbuf.c
@@ -2931,7 +2931,7 @@ void *StrBufNewStreamContext(eStreamType type)
 
 void StrBufDestroyStreamContext(eStreamType type, void **vStream)
 {
-	if (*vStream) {
+	if ((vStream == NULL) || (*vStream==NULL)) {
 		return;
 	}
 	switch (type)