From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2B2FFC433E0 for ; Tue, 2 Mar 2021 12:24:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BDE5461477 for ; Tue, 2 Mar 2021 12:24:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1446851AbhCBMNl (ORCPT ); Tue, 2 Mar 2021 07:13:41 -0500 Received: from mail.kernel.org ([198.145.29.99]:38738 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1383604AbhCBL4d (ORCPT ); Tue, 2 Mar 2021 06:56:33 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 81C3A64F0D; Tue, 2 Mar 2021 11:55:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1614686141; bh=Z44VBan+ciMPBEAO8gcJLdPEjd8Og8yZJ1Bf26BE4Ck=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bMXAIALzbzyRHqiPwBMNodjscDpCa+hFwyoYmQSlicc72KeW5TEwuk+4IdrjKHWnB 6GpFxh1YDcmDHhDzn9xj5FYptS1njRBwL71C4CtwTFVt2YGC0BlU8PCRxIcnr0tguX rpvNtEd5RZobfnJ0v+SNBZkWy6dEM7XpwEtpwhyGVH2Hh5FSyj4hQAYq6tp864FYSw MHOgwM+IDwhqr0j1wpfF+AKzRBa1Ofy9mXRsV1vQQGqOllK8iHKUZs7ESp/0DjB+nZ 9MsDffVz6kSYexdmvNgPN8Hz96A4lyyXJkzLHAVmg9Zt0cnrnTkAb6KQUIn4dukfen Eu+lUE56zNYxg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: akshatzen , Jack Wang , Viswas G , Ruksar Devadi , Radha Ramachandran , "Martin K . Petersen" , Sasha Levin , pmchba@pmcs.com, linux-scsi@vger.kernel.org Subject: [PATCH AUTOSEL 5.11 04/52] scsi: pm80xx: Fix missing tag_free in NVMD DATA req Date: Tue, 2 Mar 2021 06:54:45 -0500 Message-Id: <20210302115534.61800-4-sashal@kernel.org> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210302115534.61800-1-sashal@kernel.org> References: <20210302115534.61800-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: akshatzen [ Upstream commit 5d28026891c7041deec08cc5ddd8f3abd90195e1 ] Tag was not freed in NVMD get/set data request failure scenario. This caused a tag leak each time a request failed. Link: https://lore.kernel.org/r/20210109123849.17098-5-Viswas.G@microchip.com Acked-by: Jack Wang Signed-off-by: akshatzen Signed-off-by: Viswas G Signed-off-by: Ruksar Devadi Signed-off-by: Radha Ramachandran Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/pm8001/pm8001_hwi.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c index c8d4d87c5473..fc721d616f43 100644 --- a/drivers/scsi/pm8001/pm8001_hwi.c +++ b/drivers/scsi/pm8001/pm8001_hwi.c @@ -3038,8 +3038,8 @@ void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) complete(pm8001_ha->nvmd_completion); pm8001_dbg(pm8001_ha, MSG, "Set nvm data complete!\n"); if ((dlen_status & NVMD_STAT) != 0) { - pm8001_dbg(pm8001_ha, FAIL, "Set nvm data error!\n"); - return; + pm8001_dbg(pm8001_ha, FAIL, "Set nvm data error %x\n", + dlen_status); } ccb->task = NULL; ccb->ccb_tag = 0xFFFFFFFF; @@ -3062,11 +3062,17 @@ pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) pm8001_dbg(pm8001_ha, MSG, "Get nvm data complete!\n"); if ((dlen_status & NVMD_STAT) != 0) { - pm8001_dbg(pm8001_ha, FAIL, "Get nvm data error!\n"); + pm8001_dbg(pm8001_ha, FAIL, "Get nvm data error %x\n", + dlen_status); complete(pm8001_ha->nvmd_completion); + /* We should free tag during failure also, the tag is not being + * freed by requesting path anywhere. + */ + ccb->task = NULL; + ccb->ccb_tag = 0xFFFFFFFF; + pm8001_tag_free(pm8001_ha, tag); return; } - if (ir_tds_bn_dps_das_nvm & IPMode) { /* indirect mode - IR bit set */ pm8001_dbg(pm8001_ha, MSG, "Get NVMD success, IR=1\n"); -- 2.30.1