From: Daniel Stenberg <daniel@haxx.se>
Date: Wed, 18 Dec 2019 12:30:39 +0000 (+0100)
Subject: curl/parseconfig: fix mem-leak
X-Git-Tag: curl-7_68_0~41
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f098c9e6f6dab9a2b08e91d2b5180e65166676b6;p=thirdparty%2Fcurl.git

curl/parseconfig: fix mem-leak

When looping, first trying '.curlrc' and then '_curlrc', the function
would not free the first string.

Closes #4731
---

diff --git a/src/tool_parsecfg.c b/src/tool_parsecfg.c
index 9b32e54a02..208897f48c 100644
--- a/src/tool_parsecfg.c
+++ b/src/tool_parsecfg.c
@@ -97,6 +97,8 @@ int parseconfig(const char *filename, struct GlobalConfig *global)
       int i = 0;
       char prefix = '.';
       do {
+        /* if it was allocated in a previous attempt */
+        free(pathalloc);
         /* check for .curlrc then _curlrc in the home dir */
         pathalloc = curl_maprintf("%s%s%ccurlrc", home, DIR_CHAR, prefix);
         if(!pathalloc) {