diff options
Diffstat (limited to 'drivers/tty/tty_io.c')
-rw-r--r-- | drivers/tty/tty_io.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index da3c1c2f73c4..ee80dfbd5442 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -409,7 +409,7 @@ struct tty_driver *tty_find_polling_driver(char *name, int *line) mutex_lock(&tty_mutex); /* Search through the tty devices to look for a match */ list_for_each_entry(p, &tty_drivers, tty_drivers) { - if (strncmp(name, p->name, len) != 0) + if (!len || strncmp(name, p->name, len) != 0) continue; stp = str; if (*stp == ',') |