diff options
Diffstat (limited to 'sys/dev/syscons/syscons.c')
| -rw-r--r-- | sys/dev/syscons/syscons.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/dev/syscons/syscons.c b/sys/dev/syscons/syscons.c index f3305c4..685b992 100644 --- a/sys/dev/syscons/syscons.c +++ b/sys/dev/syscons/syscons.c @@ -124,7 +124,8 @@ SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, #define SC_CONSOLECTL 255 -#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x))->si_tty) +#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ + SC_DEV((sc), (x))->si_tty : NULL) static int debugger; |
