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Fixed bug caused by attempting a connect with a null 'nam'.

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This commit is contained in:
David Greenman 1995-02-15 11:30:35 +00:00
parent ca40da7417
commit 402cc72db6
1 changed files with 13 additions and 6 deletions
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19
sys/kern/uipc_usrreq.c
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)uipc_usrreq.c 8.3 (Berkeley) 1/4/94
* $Id: uipc_usrreq.c,v 1.5 1994/10/02 17:35:36 phk Exp $
* $Id: uipc_usrreq.c,v 1.6 1995/02/07 02:01:16 wollman Exp $
*/
#include <sys/param.h>
@ -216,12 +216,19 @@ uipc_usrreq(so, req, m, nam, control)
/* Connect if not connected yet. */
/*
* Note: A better implementation would complain
* if already connected, nam non-zero and not
* equal to the peer's address.
* if not equal to the peer's address.
*/
if ((so->so_state & SS_ISCONNECTED) == 0 &&
(error = unp_connect(so, nam, p)) != 0)
break; /* XXX */
if ((so->so_state & SS_ISCONNECTED) == 0) {
if (nam) {
error = unp_connect(so, nam, p);
if (error)
break; /* XXX */
} else {
error = ENOTCONN;
break;
}
}
if (so->so_state & SS_CANTSENDMORE) {
error = EPIPE;
break;