From owner-svn-src-head@freebsd.org Sat Jun 15 16:36:30 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 0A8CC15CAE23; Sat, 15 Jun 2019 16:36:30 +0000 (UTC) (envelope-from ian@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 96A5482A14; Sat, 15 Jun 2019 16:36:29 +0000 (UTC) (envelope-from ian@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 7B4601B84; Sat, 15 Jun 2019 16:36:29 +0000 (UTC) (envelope-from ian@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x5FGaTA0014760; Sat, 15 Jun 2019 16:36:29 GMT (envelope-from ian@FreeBSD.org) Received: (from ian@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x5FGaTNY014759; Sat, 15 Jun 2019 16:36:29 GMT (envelope-from ian@FreeBSD.org) Message-Id: <201906151636.x5FGaTNY014759@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: ian set sender to ian@FreeBSD.org using -f From: Ian Lepore Date: Sat, 15 Jun 2019 16:36:29 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r349058 - head/sys/arm/allwinner X-SVN-Group: head X-SVN-Commit-Author: ian X-SVN-Commit-Paths: head/sys/arm/allwinner X-SVN-Commit-Revision: 349058 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 96A5482A14 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.95 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; NEURAL_HAM_SHORT(-0.95)[-0.954,0]; 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, 15 Jun 2019 16:36:30 -0000 Author: ian Date: Sat Jun 15 16:36:29 2019 New Revision: 349058 URL: https://svnweb.freebsd.org/changeset/base/349058 Log: In detach(), check for failure of bus_generic_detach(), only release resources if they got allocated (because detach() gets called from attach() to handle various failures), and delete the pwmbus child if it got created. Modified: head/sys/arm/allwinner/aw_pwm.c Modified: head/sys/arm/allwinner/aw_pwm.c ============================================================================== --- head/sys/arm/allwinner/aw_pwm.c Sat Jun 15 16:16:29 2019 (r349057) +++ head/sys/arm/allwinner/aw_pwm.c Sat Jun 15 16:36:29 2019 (r349058) @@ -192,12 +192,20 @@ static int aw_pwm_detach(device_t dev) { struct aw_pwm_softc *sc; + int error; sc = device_get_softc(dev); - bus_generic_detach(sc->dev); + if (((error = bus_generic_detach(sc->dev)) != 0) { + device_printf(sc->dev, "cannot detach child devices\n"); + return (error); + } - bus_release_resources(dev, aw_pwm_spec, &sc->res); + if (sc->busdev != NULL) + device_delete_child(dev, sc->busdev); + + if (sc->res != NULL) + bus_release_resources(dev, aw_pwm_spec, &sc->res); return (0); }