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Don't use

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if (tp->t_line != 0)
test when CS_ODONE, it fails for NTTYDISC, use
		       if (linesw[tp->t_line].l_start != ttstart)
instead.

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CVS:
This commit is contained in:
ache 1995-03-28 12:26:40 +00:00
parent b9aeb29c71
commit ffb698bc12
3 changed files with 6 additions and 9 deletions
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5
sys/dev/sio/sio.c
View File

@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* from: @(#)com.c 7.5 (Berkeley) 5/16/91
* $Id: sio.c,v 1.74 1995/03/28 10:51:59 ache Exp $
* $Id: sio.c,v 1.75 1995/03/28 11:13:44 ache Exp $
*/
#include "sio.h"
@ -1525,8 +1525,7 @@ siopoll()
}
if (com->state & CS_ODONE) {
comflush(com);
/* XXX - why isn't the table used for t_line == 0? */
if (tp->t_line != 0)
if (linesw[tp->t_line].l_start != ttstart)
(*linesw[tp->t_line].l_start)(tp);
else
comstart(tp);

5
sys/i386/isa/sio.c
View File

@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* from: @(#)com.c 7.5 (Berkeley) 5/16/91
* $Id: sio.c,v 1.74 1995/03/28 10:51:59 ache Exp $
* $Id: sio.c,v 1.75 1995/03/28 11:13:44 ache Exp $
*/
#include "sio.h"
@ -1525,8 +1525,7 @@ siopoll()
}
if (com->state & CS_ODONE) {
comflush(com);
/* XXX - why isn't the table used for t_line == 0? */
if (tp->t_line != 0)
if (linesw[tp->t_line].l_start != ttstart)
(*linesw[tp->t_line].l_start)(tp);
else
comstart(tp);

5
sys/isa/sio.c
View File

@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* from: @(#)com.c 7.5 (Berkeley) 5/16/91
* $Id: sio.c,v 1.74 1995/03/28 10:51:59 ache Exp $
* $Id: sio.c,v 1.75 1995/03/28 11:13:44 ache Exp $
*/
#include "sio.h"
@ -1525,8 +1525,7 @@ siopoll()
}
if (com->state & CS_ODONE) {
comflush(com);
/* XXX - why isn't the table used for t_line == 0? */
if (tp->t_line != 0)
if (linesw[tp->t_line].l_start != ttstart)
(*linesw[tp->t_line].l_start)(tp);
else
comstart(tp);