Date: Mon, 17 Oct 2016 08:39:17 +0000 (UTC) From: Sepherosa Ziehau <sephe@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r307510 - stable/11/sys/dev/hyperv/vmbus Message-ID: <201610170839.u9H8dHMU037591@repo.freebsd.org>
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Author: sephe Date: Mon Oct 17 08:39:17 2016 New Revision: 307510 URL: https://svnweb.freebsd.org/changeset/base/307510 Log: MFC 305789 hyperv/vmbus: Make sure that the sub-channel count is valid. Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D7865 Modified: stable/11/sys/dev/hyperv/vmbus/vmbus_chan.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/dev/hyperv/vmbus/vmbus_chan.c ============================================================================== --- stable/11/sys/dev/hyperv/vmbus/vmbus_chan.c Mon Oct 17 08:38:24 2016 (r307509) +++ stable/11/sys/dev/hyperv/vmbus/vmbus_chan.c Mon Oct 17 08:39:17 2016 (r307510) @@ -1346,6 +1346,8 @@ vmbus_subchan_get(struct vmbus_channel * struct vmbus_channel **ret, *chan; int i; + KASSERT(subchan_cnt > 0, ("invalid sub-channel count %d", subchan_cnt)); + ret = malloc(subchan_cnt * sizeof(struct vmbus_channel *), M_TEMP, M_WAITOK);
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