diff options
| -rw-r--r-- | lib/libc/net/rcmd.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/libc/net/rcmd.c b/lib/libc/net/rcmd.c index f0d756c..405dd8e 100644 --- a/lib/libc/net/rcmd.c +++ b/lib/libc/net/rcmd.c @@ -361,6 +361,7 @@ __ivaliduser(hostf, raddr, luser, ruser) register char *user, *p; int ch; char buf[MAXHOSTNAMELEN + 128]; /* host + login */ + char hname[MAXHOSTNAMELEN]; struct hostent *hp; /* Presumed guilty until proven innocent. */ int userok = 0, hostok = 0; @@ -376,6 +377,7 @@ __ivaliduser(hostf, raddr, luser, ruser) if ((hp = gethostbyaddr((char *)&raddr, sizeof(u_long), AF_INET)) == NULL) return (-1); + strcpy(hname, hp->h_name); while (fgets(buf, sizeof(buf), hostf)) { p = buf; @@ -414,15 +416,15 @@ __ivaliduser(hostf, raddr, luser, ruser) break; } if (buf[1] == '@') /* match a host by netgroup */ - hostok = innetgr((char *)&buf[2], hp->h_name, - NULL, ypdomain); + hostok = innetgr((char *)&buf[2], + (char *)&hname, NULL, ypdomain); else /* match a host by addr */ hostok = __icheckhost(raddr,(char *)&buf[1]); break; case '-': /* reject '-' hosts and all their users */ if (buf[1] == '@') { if (innetgr((char *)&buf[2], - hp->h_name, NULL, ypdomain)) + (char *)&hname, NULL, ypdomain)) return(-1); } else { if (__icheckhost(raddr,(char *)&buf[1])) |
