Fix the size of rhost, don't forget to NUL terminate

it and use brackets for sizeof.
Requested by: bde
This commit is contained in:
Brian Somers 1999-04-07 06:00:22 +00:00
parent 0adc9d60f1
commit d9dc7d5c7e

View File

@ -42,7 +42,7 @@ static const char copyright[] =
static char sccsid[] = "@(#)fingerd.c 8.1 (Berkeley) 6/4/93";
#endif
static const char rcsid[] =
"$Id: fingerd.c,v 1.11 1998/05/15 03:23:28 jb Exp $";
"$Id: fingerd.c,v 1.12 1999/04/06 23:05:56 brian Exp $";
#endif /* not lint */
#include <sys/param.h>
@ -74,7 +74,7 @@ main(argc, argv)
int p[2], logging, secure, sval;
#define ENTRIES 50
char **ap, *av[ENTRIES + 1], **comp, line[1024], *prog;
char rhost[MAXHOSTNAMELEN + 1];
char rhost[MAXHOSTNAMELEN];
prog = _PATH_FINGER;
logging = secure = 0;
@ -131,6 +131,7 @@ main(argc, argv)
if (getpeername(0, (struct sockaddr *)&sin, &sval) < 0)
logerr("getpeername: %s", strerror(errno));
realhostname(rhost, sizeof rhost - 1, &sin.sin_addr);
rhost[sizeof(rhost) - 1] = '\0';
syslog(LOG_NOTICE, "query from %s: `%s'", rhost, t);
}