From: Daniel Stenberg <daniel@haxx.se>
Date: Tue, 17 May 2005 09:18:17 +0000 (+0000)
Subject: check if getsockname() returns failure before using the address it provides
X-Git-Tag: c-ares-1_3_0~176
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ede9fb4fcc600ae19d38a8b1b8833250e84801b7;p=curl

check if getsockname() returns failure before using the address it provides
---

diff --git a/lib/ftp.c b/lib/ftp.c
index 740926a87..49a1d82d0 100644
--- a/lib/ftp.c
+++ b/lib/ftp.c
@@ -209,12 +209,12 @@ static CURLcode AllowServerConnect(struct connectdata *conn)
   default:
     /* we have received data here */
     {
-      curl_socket_t s;
+      curl_socket_t s = CURL_SOCKET_BAD;
       socklen_t size = (socklen_t) sizeof(struct sockaddr_in);
       struct sockaddr_in add;
 
-      getsockname(sock, (struct sockaddr *) &add, &size);
-      s=accept(sock, (struct sockaddr *) &add, &size);
+      if(0 == getsockname(sock, (struct sockaddr *) &add, &size))
+        s=accept(sock, (struct sockaddr *) &add, &size);
 
       sclose(sock); /* close the first socket */