From: Daniel Stenberg <daniel@haxx.se>
Date: Tue, 21 Nov 2000 15:36:38 +0000 (+0000)
Subject: added some defensive code around the GetHost()'s third argument result
X-Git-Tag: curl-7_5~72
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2a5e68ea895136168dd6d0d753299e9b04fd85a1;p=thirdparty%2Fcurl.git

added some defensive code around the GetHost()'s third argument result
---

diff --git a/lib/url.c b/lib/url.c
index d4db4428e0..a88d1a2143 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -1312,7 +1312,7 @@ static CURLcode _connect(CURL *curl, CURLconnect **in_connect)
   if (data->device && (strlen(data->device)<255)) {
     struct sockaddr_in sa;
     struct hostent *h=NULL;
-    char *hostdataptr;
+    char *hostdataptr=NULL;
     size_t size;
     char myhost[256] = "";
     unsigned long in;
@@ -1425,7 +1425,8 @@ static CURLcode _connect(CURL *curl, CURLconnect **in_connect)
       return CURLE_HTTP_PORT_FAILED;
     }
 
-    free(hostdataptr); /* allocated by GetHost() */
+    if(hostdataptr)
+      free(hostdataptr); /* allocated by GetHost() */
 
   } /* end of device selection support */
 #endif  /* end of HAVE_INET_NTOA */