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fix from Garrett Wollman <wollman@emba.uvm.edu> to return EPROTONOTSUPP

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if user tries to get a socket for a protocol with no usrreq function
This commit is contained in:
cgd 1993-08-03 01:36:10 +00:00
parent 85fd4d583d
commit d6b4910ac2
1 changed files with 2 additions and 2 deletions
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4
sys/kern/uipc_socket.c
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* from: @(#)uipc_socket.c 7.28 (Berkeley) 5/4/91
* $Id: uipc_socket.c,v 1.3 1993/06/27 06:08:15 andrew Exp $
* $Id: uipc_socket.c,v 1.4 1993/08/03 01:36:10 cgd Exp $
*/
#include "param.h"
@ -71,7 +71,7 @@ socreate(dom, aso, type, proto)
prp = pffindproto(dom, proto, type);
else
prp = pffindtype(dom, type);
if (prp == 0)
if (prp == 0 || || !prp->pr_usrreq)
return (EPROTONOSUPPORT);
if (prp->pr_type != type)
return (EPROTOTYPE);