From patchwork Tue Sep 8 13:35:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Keita Suzuki X-Patchwork-Id: 11763349 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1A39659D for ; Tue, 8 Sep 2020 13:48:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F2AC9222C8 for ; Tue, 8 Sep 2020 13:48:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=sslab.ics.keio.ac.jp header.i=@sslab.ics.keio.ac.jp header.b="XXNR65cR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730183AbgIHNrU (ORCPT ); Tue, 8 Sep 2020 09:47:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60642 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729911AbgIHNmM (ORCPT ); Tue, 8 Sep 2020 09:42:12 -0400 Received: from mail-pf1-x441.google.com (mail-pf1-x441.google.com [IPv6:2607:f8b0:4864:20::441]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 07C3AC0619C4 for ; Tue, 8 Sep 2020 06:36:12 -0700 (PDT) Received: by mail-pf1-x441.google.com with SMTP id d6so3913301pfn.9 for ; Tue, 08 Sep 2020 06:36:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sslab.ics.keio.ac.jp; s=google; h=from:to:cc:subject:date:message-id; bh=ehTU8VuqCe4uQqnVpDe9geOxORvh8qag6CqSgGb/x38=; b=XXNR65cRXkVSPXHNMlGccTpQI7cOqRyhk5d8MsIws07AR035m+bxTug70SDBbKciK5 2lYRSm8fhoP+SbAUu7pr7CorYMYDf8ArGi3ZDTGpK4TqR6w3vHrr/iW4tbDJwhKJjYVE ryBEybf6RG9DjezNonEi/3yWFDJBF0DAYhs6k= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=ehTU8VuqCe4uQqnVpDe9geOxORvh8qag6CqSgGb/x38=; b=T+PvOpJ+slGSa9DXPCg4zUTxvCUMYgzmt4bVEWFIqCTlKfHhWNOxdZjCpwJPWW5mrD i9I/uCuAGZKShrHRYM+a/KCjgVVpCa7mE1tRmwJFuNUFkXVN78Jzayb2fEu5lb9TeX5Q 9AfVp20y1Hl3tKN1WltPK8X/By9J+C+KL0y79VFLQOPMaHyO/Dl+rbXC1GCEOhraZ42n dOnSE6Vt6oFj/rGX2RdFsxzTFXh8lFUCUJrytXkF6MDb9mvn/uE6jIMhxCLPcJCs5V2p XnUWud3MTq4RjbXw3wAZiICrwJFjXMDuGktfInsmLOpl0GLO5AmFklHb0T4D/d0L2J7m EPGg== X-Gm-Message-State: AOAM5300B0kTqA3UXww9GvYPMCj18rNANgdcyu9S11yUVOSeyescO33f gHiGvwFHBTHuhfC0ktnMW683OQ== X-Google-Smtp-Source: ABdhPJwhXtG+H2LqAISEDK2z1kRlZcOQuBM48N1pdIL7c/KejeE7ihVjm7S4Fd1HckDMPESkOFR8iA== X-Received: by 2002:a17:902:c410:: with SMTP id k16mr24241546plk.123.1599572171471; Tue, 08 Sep 2020 06:36:11 -0700 (PDT) Received: from brooklyn.i.sslab.ics.keio.ac.jp (sslab-relay.ics.keio.ac.jp. [131.113.126.173]) by smtp.googlemail.com with ESMTPSA id b20sm19856758pfb.198.2020.09.08.06.36.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Sep 2020 06:36:10 -0700 (PDT) From: Keita Suzuki Cc: keitasuzuki.park@sslab.ics.keio.ac.jp, takafumi@sslab.ics.keio.ac.jp, Don Brace , "James E.J. Bottomley" , "Martin K. Petersen" , esc.storagedev@microsemi.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] scsi: hpsa: fix memory leak in hpsa_init_one Date: Tue, 8 Sep 2020 13:35:32 +0000 Message-Id: <20200908133533.16744-1-keitasuzuki.park@sslab.ics.keio.ac.jp> X-Mailer: git-send-email 2.17.1 To: unlisted-recipients:; (no To-header on input) Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org When hpsa_scsi_add_host fails, h->lastlogicals is leaked since it lacks free in the error handler. Fix this by adding free when hpsa_scsi_add_host fails. Signed-off-by: Keita Suzuki --- drivers/scsi/hpsa.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 48d5da59262b..aed59ec20ad9 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -8854,7 +8854,7 @@ static int hpsa_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) /* hook into SCSI subsystem */ rc = hpsa_scsi_add_host(h); if (rc) - goto clean7; /* perf, sg, cmd, irq, shost, pci, lu, aer/h */ + goto clean8; /* lastlogicals, perf, sg, cmd, irq, shost, pci, lu, aer/h */ /* Monitor the controller for firmware lockups */ h->heartbeat_sample_interval = HEARTBEAT_SAMPLE_INTERVAL; @@ -8869,6 +8869,8 @@ static int hpsa_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) HPSA_EVENT_MONITOR_INTERVAL); return 0; +clean8: /* lastlogicals, perf, sg, cmd, irq, shost, pci, lu, aer/h */ + kfree(h->lastlogicals); clean7: /* perf, sg, cmd, irq, shost, pci, lu, aer/h */ hpsa_free_performant_mode(h); h->access.set_intr_mask(h, HPSA_INTR_OFF);