Date: Thu, 11 Jun 2009 05:42:36 +0000 (UTC) From: Kip Macy <kmacy@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r193970 - user/kmacy/releng_7_2_xen/sys/xen/xenbus Message-ID: <200906110542.n5B5galc036792@svn.freebsd.org>
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Author: kmacy Date: Thu Jun 11 05:42:36 2009 New Revision: 193970 URL: http://svn.freebsd.org/changeset/base/193970 Log: check message callback for null Modified: user/kmacy/releng_7_2_xen/sys/xen/xenbus/xenbus_xs.c Modified: user/kmacy/releng_7_2_xen/sys/xen/xenbus/xenbus_xs.c ============================================================================== --- user/kmacy/releng_7_2_xen/sys/xen/xenbus/xenbus_xs.c Thu Jun 11 05:36:49 2009 (r193969) +++ user/kmacy/releng_7_2_xen/sys/xen/xenbus/xenbus_xs.c Thu Jun 11 05:42:36 2009 (r193970) @@ -769,7 +769,7 @@ xenwatch_thread(void *unused) TAILQ_REMOVE(&watch_events, msg, list); mtx_unlock(&watch_events_lock); - if (msg != NULL) { + if (msg != NULL && msg->u.watch.handle->callback != NULL) { msg->u.watch.handle->callback( msg->u.watch.handle, (const char **)msg->u.watch.vec,
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