From owner-svn-src-head@freebsd.org Sat Jul 13 08:08:26 2019 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 9378615E3342; Sat, 13 Jul 2019 08:08:26 +0000 (UTC) (envelope-from vmaffione@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 244B973668; Sat, 13 Jul 2019 08:08:26 +0000 (UTC) (envelope-from vmaffione@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id F2709231BB; Sat, 13 Jul 2019 08:08:25 +0000 (UTC) (envelope-from vmaffione@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x6D88Pte085343; Sat, 13 Jul 2019 08:08:25 GMT (envelope-from vmaffione@FreeBSD.org) Received: (from vmaffione@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x6D88PH2085342; Sat, 13 Jul 2019 08:08:25 GMT (envelope-from vmaffione@FreeBSD.org) Message-Id: <201907130808.x6D88PH2085342@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: vmaffione set sender to vmaffione@FreeBSD.org using -f From: Vincenzo Maffione Date: Sat, 13 Jul 2019 08:08:25 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r349966 - head/sys/dev/netmap X-SVN-Group: head X-SVN-Commit-Author: vmaffione X-SVN-Commit-Paths: head/sys/dev/netmap X-SVN-Commit-Revision: 349966 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 244B973668 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.90 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; NEURAL_HAM_SHORT(-0.90)[-0.899,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 13 Jul 2019 08:08:26 -0000 Author: vmaffione Date: Sat Jul 13 08:08:25 2019 New Revision: 349966 URL: https://svnweb.freebsd.org/changeset/base/349966 Log: netmap: fix bug introduced by r349752 r349752 introduced a NULL pointer reference bug in the emulated netmap code. Reported by: lwhsu MFC after: 3 days Modified: head/sys/dev/netmap/netmap_generic.c Modified: head/sys/dev/netmap/netmap_generic.c ============================================================================== --- head/sys/dev/netmap/netmap_generic.c Sat Jul 13 03:39:46 2019 (r349965) +++ head/sys/dev/netmap/netmap_generic.c Sat Jul 13 08:08:25 2019 (r349966) @@ -1126,7 +1126,8 @@ generic_netmap_attach(struct ifnet *ifp) nm_os_generic_set_features(gna); - nm_prinf("Emulated adapter for %s created (prev was %s)", na->name, gna->prev->name); + nm_prinf("Emulated adapter for %s created (prev was %s)", na->name, + gna->prev ? gna->prev->name : "NULL"); return retval; }