diff options
| -rw-r--r-- | sys/arm/ti/ti_pruss.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/arm/ti/ti_pruss.c b/sys/arm/ti/ti_pruss.c index 94cea60..c82d23f 100644 --- a/sys/arm/ti/ti_pruss.c +++ b/sys/arm/ti/ti_pruss.c @@ -310,7 +310,9 @@ ti_pruss_kqfilter(struct cdev *cdev, struct knote *kn) case EVFILT_READ: kn->kn_hook = sc; kn->kn_fop = &ti_pruss_kq_read; + mtx_lock(&sc->sc_mtx); knlist_add(&sc->sc_selinfo.si_note, kn, 1); + mtx_unlock(&sc->sc_mtx); break; default: return (EINVAL); |
