From owner-svn-src-head@freebsd.org Wed Dec 5 13:27:49 2018 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 7CAD51312B34; Wed, 5 Dec 2018 13:27:49 +0000 (UTC) (envelope-from slavash@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 234576F99C; Wed, 5 Dec 2018 13:27:49 +0000 (UTC) (envelope-from slavash@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 059AF14F13; Wed, 5 Dec 2018 13:27:49 +0000 (UTC) (envelope-from slavash@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id wB5DRmOM070613; Wed, 5 Dec 2018 13:27:48 GMT (envelope-from slavash@FreeBSD.org) Received: (from slavash@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id wB5DRmic070612; Wed, 5 Dec 2018 13:27:48 GMT (envelope-from slavash@FreeBSD.org) Message-Id: <201812051327.wB5DRmic070612@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: slavash set sender to slavash@FreeBSD.org using -f From: Slava Shwartsman Date: Wed, 5 Dec 2018 13:27:48 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r341539 - head/sys/contrib/rdma/krping X-SVN-Group: head X-SVN-Commit-Author: slavash X-SVN-Commit-Paths: head/sys/contrib/rdma/krping X-SVN-Commit-Revision: 341539 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 234576F99C X-Spamd-Result: default: False [-0.76 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-0.54)[-0.543,0]; NEURAL_HAM_LONG(-0.07)[-0.072,0]; NEURAL_HAM_SHORT(-0.15)[-0.149,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-Rspamd-Server: mx1.freebsd.org 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: Wed, 05 Dec 2018 13:27:49 -0000 Author: slavash Date: Wed Dec 5 13:27:48 2018 New Revision: 341539 URL: https://svnweb.freebsd.org/changeset/base/341539 Log: krping: Fix for memory leak in error case. Submitted by: hselasky@ Approved by: hselasky (mentor) MFC after: 1 week Sponsored by: Mellanox Technologies Modified: head/sys/contrib/rdma/krping/krping_dev.c Modified: head/sys/contrib/rdma/krping/krping_dev.c ============================================================================== --- head/sys/contrib/rdma/krping/krping_dev.c Wed Dec 5 13:27:17 2018 (r341538) +++ head/sys/contrib/rdma/krping/krping_dev.c Wed Dec 5 13:27:48 2018 (r341539) @@ -187,7 +187,7 @@ krping_write(struct cdev *dev, struct uio *uio, int io err = uiomove(cp, amt, uio); if (err) { uprintf("Write failed: bad address!\n"); - return err; + goto done; } cp += amt; remain -= amt; @@ -195,7 +195,8 @@ krping_write(struct cdev *dev, struct uio *uio, int io if (uio->uio_resid != 0) { uprintf("Message too big. max size is %d!\n", BUFFERSIZE); - return EMSGSIZE; + err = EMSGSIZE; + goto done; } /* null terminate and remove the \n */ @@ -204,6 +205,7 @@ krping_write(struct cdev *dev, struct uio *uio, int io krpingmsg->len = (unsigned long)(cp - krpingmsg->msg); uprintf("krping: write string = |%s|\n", krpingmsg->msg); err = krping_doit(krpingmsg->msg); +done: free(krpingmsg, M_DEVBUF); return(err); }