diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libc/net/rcmd.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/libc/net/rcmd.c b/lib/libc/net/rcmd.c index f6720418fd0f..ecc758d2c725 100644 --- a/lib/libc/net/rcmd.c +++ b/lib/libc/net/rcmd.c @@ -620,7 +620,7 @@ __ivaliduser_sa(hostf, raddr, salen, luser, ruser) /* We need to get the damn hostname back for netgroup matching. */ if (getnameinfo(raddr, salen, hname, sizeof(hname), NULL, 0, NI_NAMEREQD) != 0) - return (-1); + hname[0] = '\0'; while (fgets(buf, sizeof(buf), hostf)) { p = buf; @@ -659,16 +659,16 @@ __ivaliduser_sa(hostf, raddr, salen, luser, ruser) break; } if (buf[1] == '@') /* match a host by netgroup */ - hostok = innetgr((char *)&buf[2], - (char *)&hname, NULL, ypdomain); + hostok = hname[0] != '\0' && + innetgr(&buf[2], hname, NULL, ypdomain); else /* match a host by addr */ hostok = __icheckhost(raddr, salen, (char *)&buf[1]); break; case '-': /* reject '-' hosts and all their users */ if (buf[1] == '@') { - if (innetgr((char *)&buf[2], - (char *)&hname, NULL, ypdomain)) + if (hname[0] == '\0' || + innetgr(&buf[2], hname, NULL, ypdomain)) return(-1); } else { if (__icheckhost(raddr, salen, |