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Test "sc->kbd != NULL" rather than "sc != NULL" before

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accessing the keyboard in scopen().
MFC after:	2 weeks
This commit is contained in:
Kazutaka YOKOTA 2001-06-29 06:42:39 +00:00
parent 40dbfd1a48
commit 3b34b2da35
1 changed files with 1 additions and 1 deletions
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2
sys/dev/syscons/syscons.c
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@ -477,7 +477,7 @@ scopen(dev_t dev, int flag, int mode, struct proc *p)
ttychars(tp);
/* Use the current setting of the <-- key as default VERASE. */
/* If the Delete key is preferable, an stty is necessary */
if (sc != NULL) {
if (sc->kbd != NULL) {
key.keynum = KEYCODE_BS;
kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key);
tp->t_cc[VERASE] = key.key.map[0];