From: Ken Raeburn <raeburn@mit.edu>
Date: Sat, 14 Oct 2006 01:00:40 +0000 (+0000)
Subject: Don't strncpy a string to itself
X-Git-Tag: krb5-1.6-alpha1~61
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=39534c75341d68f8f571d3045cbadd37669317d1;p=krb5.git

Don't strncpy a string to itself

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@18701 dc483132-0cff-0310-8789-dd5450dbe970
---

diff --git a/src/appl/gssftp/ftp/ftp.c b/src/appl/gssftp/ftp/ftp.c
index 6ef4e886e..93ace9088 100644
--- a/src/appl/gssftp/ftp/ftp.c
+++ b/src/appl/gssftp/ftp/ftp.c
@@ -1684,7 +1684,8 @@ void pswitch(int flag)
 	ip->connect = connected;
 	connected = op->connect;
 	if (hostname) {
-		(void) strncpy(ip->name, hostname, sizeof(ip->name) - 1);
+		if (ip->name != hostname)
+			(void) strncpy(ip->name, hostname, sizeof(ip->name) - 1);
 		ip->name[strlen(ip->name)] = '\0';
 	} else
 		ip->name[0] = 0;