From owner-svn-src-head@freebsd.org Fri Aug 7 19:58:17 2020 Return-Path: Delivered-To: svn-src-head@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 132023734DC; Fri, 7 Aug 2020 19:58:17 +0000 (UTC) (envelope-from bz@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) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 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 4BNbkw6ml3z3cCG; Fri, 7 Aug 2020 19:58:16 +0000 (UTC) (envelope-from bz@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 CCA481D1B3; Fri, 7 Aug 2020 19:58:16 +0000 (UTC) (envelope-from bz@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 077JwGos069031; Fri, 7 Aug 2020 19:58:16 GMT (envelope-from bz@FreeBSD.org) Received: (from bz@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 077JwG9L069030; Fri, 7 Aug 2020 19:58:16 GMT (envelope-from bz@FreeBSD.org) Message-Id: <202008071958.077JwG9L069030@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: bz set sender to bz@FreeBSD.org using -f From: "Bjoern A. Zeeb" Date: Fri, 7 Aug 2020 19:58:16 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r364043 - head/sys/cam/mmc X-SVN-Group: head X-SVN-Commit-Author: bz X-SVN-Commit-Paths: head/sys/cam/mmc X-SVN-Commit-Revision: 364043 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.33 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: Fri, 07 Aug 2020 19:58:17 -0000 Author: bz Date: Fri Aug 7 19:58:16 2020 New Revision: 364043 URL: https://svnweb.freebsd.org/changeset/base/364043 Log: mmc_da: fix memory leak in sddaregister() In case we are failing to allocate mmcdata, we are returning with a softc allocated but not attached to anything and thus leak the memory. Reviewed by: scottl MFC after: 2 weeks X-MFC: only if we also mfc other mmccam changes? Differential Revision: https://reviews.freebsd.org/D25987 Modified: head/sys/cam/mmc/mmc_da.c Modified: head/sys/cam/mmc/mmc_da.c ============================================================================== --- head/sys/cam/mmc/mmc_da.c Fri Aug 7 19:36:08 2020 (r364042) +++ head/sys/cam/mmc/mmc_da.c Fri Aug 7 19:58:16 2020 (r364043) @@ -789,7 +789,6 @@ sddaregister(struct cam_periph *periph, void *arg) softc = (struct sdda_softc *)malloc(sizeof(*softc), M_DEVBUF, M_NOWAIT|M_ZERO); - if (softc == NULL) { printf("sddaregister: Unable to probe new device. " "Unable to allocate softc\n"); @@ -802,6 +801,7 @@ sddaregister(struct cam_periph *periph, void *arg) if (softc->mmcdata == NULL) { printf("sddaregister: Unable to probe new device. " "Unable to allocate mmcdata\n"); + free(softc, M_DEVBUF); return (CAM_REQ_CMP_ERR); } periph->softc = softc;