diff --git a/drivers/rapidio/rio_cm.c b/drivers/rapidio/rio_cm.c index bad0e0ea4f3059e51b6cfaffc78c859c1be3aecb..cf45829585cb4a0faa6aa89345bf1d89572fa236 100644 --- a/drivers/rapidio/rio_cm.c +++ b/drivers/rapidio/rio_cm.c @@ -1215,7 +1215,9 @@ static int riocm_ch_listen(u16 ch_id) riocm_debug(CHOP, "(ch_%d)", ch_id); ch = riocm_get_channel(ch_id); - if (!ch || !riocm_cmp_exch(ch, RIO_CM_CHAN_BOUND, RIO_CM_LISTEN)) + if (!ch) + return -EINVAL; + if (!riocm_cmp_exch(ch, RIO_CM_CHAN_BOUND, RIO_CM_LISTEN)) ret = -EINVAL; riocm_put_channel(ch); return ret;