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MFS: amd mount disabling and overflow protection.

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Reported by: gallatin@freebsd.org
This commit is contained in:
Warner Losh 1999-09-07 23:07:03 +00:00
parent 5a5fccc8e7
commit 91ecf7f98f
1 changed files with 17 additions and 4 deletions
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21
contrib/amd/amd/amq_subr.c
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@ -38,7 +38,7 @@
*
* %W% (Berkeley) %G%
*
* $Id: amq_subr.c,v 1.2 1998/09/04 04:42:28 obrien Exp $
* $Id: amq_subr.c,v 1.3 1999/01/13 20:03:54 obrien Exp $
*
*/
/*
@ -204,11 +204,24 @@ ok_security(struct svc_req *rqstp)
int *
amqproc_mount_1_svc(voidp argp, struct svc_req *rqstp)
{
static int rc;
char *s = *(amq_string *) argp;
static int rc = EINVAL;
char s[AMQ_STRLEN];
char *cp;
char dq[20];
struct sockaddr_in *sin;
if ((sin = amu_svc_getcaller(rqstp->rq_xprt)) == NULL) {
plog(XLOG_ERROR, "amu_svc_getcaller returned NULL");
return &rc;
}
strncpy(s, *(amq_string *) argp, AMQ_STRLEN-1);
s[AMQ_STRLEN-1] = '\0'; /* null terminate, to be sure */
plog(XLOG_ERROR,
"amq requested mount of %s from %s.%d",
s, inet_dquad(dq, sin->sin_addr.s_addr),
ntohs(sin->sin_port));
plog(XLOG_INFO, "amq requested mount of %s", s);
/*
* Minimalist security check.
*/