Date: Mon, 20 Oct 2014 03:17:49 +0000 (UTC) From: Ed Maste <emaste@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-releng@freebsd.org Subject: svn commit: r273300 - releng/10.1/sys/dev/vt Message-ID: <201410200317.s9K3Hnfe043070@svn.freebsd.org>
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Author: emaste Date: Mon Oct 20 03:17:48 2014 New Revision: 273300 URL: https://svnweb.freebsd.org/changeset/base/273300 Log: MFS10 r273296 (r273219 in HEAD): Do nothing in vt_upgrade if there is no vt driver Previously, if no drivers attached at boot we would panic with "vtbuf_fill_locked begin.tp_row 0 must be < screen height 0". PR: 192248 Approved by: re Modified: releng/10.1/sys/dev/vt/vt_core.c Directory Properties: releng/10.1/ (props changed) Modified: releng/10.1/sys/dev/vt/vt_core.c ============================================================================== --- releng/10.1/sys/dev/vt/vt_core.c Mon Oct 20 02:57:30 2014 (r273299) +++ releng/10.1/sys/dev/vt/vt_core.c Mon Oct 20 03:17:48 2014 (r273300) @@ -2491,6 +2491,8 @@ vt_upgrade(struct vt_device *vd) if (!vty_enabled(VTY_VT)) return; + if (main_vd->vd_driver == NULL) + return; for (i = 0; i < VT_MAXWINDOWS; i++) { vw = vd->vd_windows[i];
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