From: mikeb <mikeb@openbsd.org>
Date: Fri, 5 Aug 2016 18:12:20 +0000 (+0000)
Subject: Read events array offset must be calculated in bytes
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=8e1ee8609d857539580a3fada868a3305fe62926;p=openbsd

Read events array offset must be calculated in bytes
---

diff --git a/sys/dev/pv/hyperv.c b/sys/dev/pv/hyperv.c
index b7970a092f1..1e5966934fb 100644
--- a/sys/dev/pv/hyperv.c
+++ b/sys/dev/pv/hyperv.c
@@ -693,7 +693,8 @@ hv_vmbus_connect(struct hv_softc *sc)
 	}
 
 	sc->sc_wevents = (uint32_t *)sc->sc_events;
-	sc->sc_revents = (uint32_t *)sc->sc_events + (PAGE_SIZE >> 1);
+	sc->sc_revents = (uint32_t *)((caddr_t)sc->sc_events +
+	    (PAGE_SIZE >> 1));
 
 	sc->sc_monitor[0] = km_alloc(PAGE_SIZE, &kv_any, &kp_zero, &kd_nowait);
 	if (sc->sc_monitor == NULL) {