From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2B5512210F1; Thu, 12 Dec 2024 17:40:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734025235; cv=none; b=lfMZ4RzSZIMYNfbKC0xXk+Heh1aM8FPWQaaKBciy8MzysyWiHkmj9+OkHyge2HFaK91ChHaAndh79SStLNqjOuGNfkyxOqxvo+svLIdnvQ6LMb0+Jd5vYV1p+9qy7ANbDyHytaN2VEbw4JN7TX2Pt9DK85V1X5A9ta5xqxZe0co= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734025235; c=relaxed/simple; bh=tDP7HQIBMy9K7z6rTXwN5Ut05L9r5aa5FOK3o6V7YCY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=HUqi7eF/avrLIug4+4Cf9btxKSj7BV3dXIPt3QSw8qOKmX+t/cqPAg6yEOT1pMGDkW3EvrEGKACxd9WvS7mtxGyPNT5Heh5pUbBG3gIWuYMJSjVOp2uDrI4oKyPL+r8pX7EKkCnZEp1Gh7YZEdjBjRVQlArSyQQLllikyuzzXBc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=XxsBWXR8; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="XxsBWXR8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A563DC4CECE; Thu, 12 Dec 2024 17:40:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1734025235; bh=tDP7HQIBMy9K7z6rTXwN5Ut05L9r5aa5FOK3o6V7YCY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XxsBWXR8zyib0F0CTkCKc7zIZDtJ687nJiKOGg8FtXwhKBjRAtp6pieDgcQHsJZ8D jhVKno+Mf5OoGsYcQYJakZi8LDEvkUDVnaF0OM56qiYHYBB61krCQhNA7sTZVpgMQT xPWOhTL2LQEC1XHkX9yCkAunC9fs9MYdoK92gWBs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Zhen Lei , "Martin K. Petersen" , Sasha Levin Subject: [PATCH 5.4 101/321] scsi: qedi: Fix a possible memory leak in qedi_alloc_and_init_sb() Date: Thu, 12 Dec 2024 16:00:19 +0100 Message-ID: <20241212144233.981015442@linuxfoundation.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20241212144229.291682835@linuxfoundation.org> References: <20241212144229.291682835@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Zhen Lei [ Upstream commit 95bbdca4999bc59a72ebab01663d421d6ce5775d ] Hook "qedi_ops->common->sb_init = qed_sb_init" does not release the DMA memory sb_virt when it fails. Add dma_free_coherent() to free it. This is the same way as qedr_alloc_mem_sb() and qede_alloc_mem_sb(). Fixes: ace7f46ba5fd ("scsi: qedi: Add QLogic FastLinQ offload iSCSI driver framework.") Signed-off-by: Zhen Lei Link: https://lore.kernel.org/r/20241026125711.484-3-thunder.leizhen@huawei.com Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/qedi/qedi_main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c index 6b47921202eba..67d2d66d8e731 100644 --- a/drivers/scsi/qedi/qedi_main.c +++ b/drivers/scsi/qedi/qedi_main.c @@ -359,6 +359,7 @@ static int qedi_alloc_and_init_sb(struct qedi_ctx *qedi, ret = qedi_ops->common->sb_init(qedi->cdev, sb_info, sb_virt, sb_phys, sb_id, QED_SB_TYPE_STORAGE); if (ret) { + dma_free_coherent(&qedi->pdev->dev, sizeof(*sb_virt), sb_virt, sb_phys); QEDI_ERR(&qedi->dbg_ctx, "Status block initialization failed for id = %d.\n", sb_id); -- 2.43.0