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 7FBB33C00AC; Thu, 15 Jan 2026 17:30:55 +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=1768498255; cv=none; b=IaPrqzjT4Z1M3/vIPKUKgDHJxHVBjA17yq7KePZxi1W0wSk+O+uX4geB9M9nRtFIqk8kCTGQtv6AnFfaoFARBPfleJEDlIwqh/v0fdqn+CLkmG2t44HbSociVhzvxexE46OnPWFJXrErW6KhYPkzfHGckT5A4ue8EIIkn52PheQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768498255; c=relaxed/simple; bh=fXjIEwNFt495WvzauHeW1JJf3JFKiyZSG1tF5SHRllA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=CjaOMoeURMpCQcqJEhsBtER6ety+TdZI4B3dg2V7JD3qcfL1+69PdTxHmie6TGi698zlgg2dC3RqMzU058lMZ6TkVS9snOcjKgi9TKWhOFxfE8yi+dRurqfLuiihxRHhMUzrQCv2WrbWq4c7ifp01m9NdK5nq33J77HOFgovM3Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=MGgmzYbd; 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="MGgmzYbd" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B105AC116D0; Thu, 15 Jan 2026 17:30:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1768498255; bh=fXjIEwNFt495WvzauHeW1JJf3JFKiyZSG1tF5SHRllA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MGgmzYbdzcoWN7clFcck13xNcXkpgbvRW3zCWbYj9ZdOpwkT/ELzppE75NugEnwx4 L8n2fp1cSFZv3CnI0KYuCLmNdk6QLZty0/cLUDKLGl5Gs9gK9mTBZ4sJU7BUwlJF9R KG53tRrULiUxZLnJcXcGikJkM7WcPP1i9iJiWmtU= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Thomas Fourier , Leon Romanovsky , Sasha Levin Subject: [PATCH 5.15 367/554] RDMA/bnxt_re: fix dma_free_coherent() pointer Date: Thu, 15 Jan 2026 17:47:13 +0100 Message-ID: <20260115164259.509076112@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260115164246.225995385@linuxfoundation.org> References: <20260115164246.225995385@linuxfoundation.org> User-Agent: quilt/0.69 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 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Thomas Fourier [ Upstream commit fcd431a9627f272b4c0bec445eba365fe2232a94 ] The dma_alloc_coherent() allocates a dma-mapped buffer, pbl->pg_arr[i]. The dma_free_coherent() should pass the same buffer to dma_free_coherent() and not page-aligned. Fixes: 1ac5a4047975 ("RDMA/bnxt_re: Add bnxt_re RoCE driver") Signed-off-by: Thomas Fourier Link: https://patch.msgid.link/20251230085121.8023-2-fourier.thomas@gmail.com Signed-off-by: Leon Romanovsky Signed-off-by: Sasha Levin --- drivers/infiniband/hw/bnxt_re/qplib_res.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/infiniband/hw/bnxt_re/qplib_res.c b/drivers/infiniband/hw/bnxt_re/qplib_res.c index 76fbe52a957c..2bdb428fd273 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_res.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_res.c @@ -70,9 +70,7 @@ static void __free_pbl(struct bnxt_qplib_res *res, struct bnxt_qplib_pbl *pbl, for (i = 0; i < pbl->pg_count; i++) { if (pbl->pg_arr[i]) dma_free_coherent(&pdev->dev, pbl->pg_size, - (void *)((unsigned long) - pbl->pg_arr[i] & - PAGE_MASK), + pbl->pg_arr[i], pbl->pg_map_arr[i]); else dev_warn(&pdev->dev, -- 2.51.0