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Don't dereference NULL t_linesw.

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eeh 2000-11-08 22:51:01 +00:00
parent 59da39b946
commit 559cfbe78a
1 changed files with 2 additions and 2 deletions
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4
sys/compat/common/tty_43.c
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@ -1,4 +1,4 @@
/* $NetBSD: tty_43.c,v 1.11 2000/11/02 11:00:54 itohy Exp $ */
/* $NetBSD: tty_43.c,v 1.12 2000/11/08 22:51:01 eeh Exp $ */
/*-
* Copyright (c) 1982, 1986, 1991, 1993
@ -225,7 +225,7 @@ ttcompat(tp, com, data, flag, p)
break;
case OTIOCGETD:
*(int *)data = tp->t_linesw ? tp->t_linesw->l_no : 2;
*(int *)data = (tp->t_linesw != NULL) ? tp->t_linesw->l_no : 2;
break;
case OTIOCSETD: {