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http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=468454
Description: Implement IPv6 capacity for the server Fingerd.
Author: Mats Erik Andersson <debian@gisladisker.se>
Forwarded: no
Last-Update: 2010-02-09
--- a/fingerd/fingerd.c
+++ b/fingerd/fingerd.c
@@ -112,7 +112,7 @@ main(int argc, char *argv[])
int k, nusers;
char *s, *t;
const char *fingerpath = NULL;
- struct sockaddr_in sn;
+ struct sockaddr_storage sn;
socklen_t sval = sizeof(sn);
@@ -182,11 +182,13 @@ main(int argc, char *argv[])
}
if (welcome) {
- char buf[256];
+ char buf[256] = "";
struct hostent *hp;
struct utsname utsname;
uname(&utsname);
+ /* gethostbyname() only retrieves the local hostname.
+ * This does not disturb IPv6 in any manner. */
gethostname(buf, sizeof(buf));
if ((hp = gethostbyname(buf))) {
/* paranoia: dns spoofing? */
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