From patchwork Thu Sep 19 03:05:58 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Selvin Xavier X-Patchwork-Id: 13807310 Received: from mail-pf1-f171.google.com (mail-pf1-f171.google.com [209.85.210.171]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D7CE92F28 for ; Thu, 19 Sep 2024 03:27:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726716422; cv=none; b=KGzySV4hUql5W6KGBpFNfdwweYLsxLKwauJUFlfEzsWZVBvNha3WdgEVO7w6E9uNI1wkiq4xL6X4CU3BLmT8wD87CCJyg8rwtMdiDVukuytFwpOWKL0SCAXVfX1IVzUd/xdLV+TVBrfSk2jxgZQZeGb6tdV0TB5PrSdkAC7MtjI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726716422; c=relaxed/simple; bh=yHJBT0zktJrwBrQeXQk5Sz2r4oLmjnHknn8GxycdboY=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=YtX4HVrYdv92gvbwcerW2WYP3gmCfZCBCEDtxlxb6+e48ZuYwdL0JlnO6T63QatL4HgJUcoy1r6e62dPsDpudydTzgYXtcGD8GzuEMD8PXlc8AkvLFbfp08OKTliNGV0X1yJOqRoO5wMZ4IJY9lp8mzfBlc/1A7xx1r1zLLL7z4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=broadcom.com; spf=fail smtp.mailfrom=broadcom.com; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b=AM+Urz88; arc=none smtp.client-ip=209.85.210.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=broadcom.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=broadcom.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="AM+Urz88" Received: by mail-pf1-f171.google.com with SMTP id d2e1a72fcca58-71970655611so329153b3a.0 for ; Wed, 18 Sep 2024 20:27:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1726716420; x=1727321220; darn=vger.kernel.org; h=references:in-reply-to:message-id:date:subject:cc:to:from:from:to :cc:subject:date:message-id:reply-to; bh=zfPUA/rgj8ZO5zioWhOvpSaAURSYsjgbOH0/+cb7F4w=; b=AM+Urz88tEjeUUrPog/UWicz3lndXb2Ap82wUJarqxOrpGW6FVUYrAbzM2VzweyoIx 0FOeTabtii9EAlF6H6GQWsFaUKOcx1NIV5fIApAyLmWSBGCiMKHUsckBujlFxZjPm412 7NRtsQE8N6OVmkgt/bf8pFEf1ug3yNhEzttHk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1726716420; x=1727321220; h=references:in-reply-to:message-id:date:subject:cc:to:from :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=zfPUA/rgj8ZO5zioWhOvpSaAURSYsjgbOH0/+cb7F4w=; b=egWB7tO0Qhd1o2VGwWXrgWA/qi2qczQVt2DvlB9SOz6AkLVNPqObjAEiecN268hdds npWJrRvkeS4fzj8+Juz0vLW82IJNISZIT5DJeJ2Q9oTynFxZ1LPntLbtr7X66YENzumM tpBGlAkAqSXKw1ffd6yuYJ6yjfIb7qNodZA9VMpg1TZQq6KFjVnAvkKYI09EUSJXv+bX xFGQykm9zRV2fru1lvaKs4nicxUJp0vDeJbXrABQsmwS+J1qMN03q8e1J+w3MApz8JYL 9AX+lh31jmSI/ePBOiiOqunFmnwe5D3AQGMcaG4ndXA69iPoWaHDkx23pkkWW23PTPPx 75hw== X-Gm-Message-State: AOJu0YxbxZi3It8u/Oj7Owh0s/mIJuUHXuO9mNhU5PBMtdVHnwxV1fSP BwndM9woGLcxDqjv8v9+NHNjTIHJB9UqsltrTo0SU296X5hSiSCrgY2LQ3cKag== X-Google-Smtp-Source: AGHT+IFPpTrJt1q+Woy31wmn/40UO/PHkIK5Gh8002BVb/chaV8MGFwqjoNAsz7nAjd+4ndhRY4Jdw== X-Received: by 2002:a05:6a00:1948:b0:717:8ee0:4ea1 with SMTP id d2e1a72fcca58-71925fa95c9mr42636634b3a.0.1726716420035; Wed, 18 Sep 2024 20:27:00 -0700 (PDT) Received: from sxavier-dev.dhcp.broadcom.net ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71944a980b4sm7400686b3a.34.2024.09.18.20.26.57 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 18 Sep 2024 20:26:59 -0700 (PDT) From: Selvin Xavier To: leon@kernel.org, jgg@ziepe.ca Cc: linux-rdma@vger.kernel.org, andrew.gospodarek@broadcom.com, kalesh-anakkur.purayil@broadcom.com, Selvin Xavier Subject: [PATCH v2 for-rc 3/6] RDMA/bnxt_re: Add a check for memory allocation Date: Wed, 18 Sep 2024 20:05:58 -0700 Message-Id: <1726715161-18941-4-git-send-email-selvin.xavier@broadcom.com> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1726715161-18941-1-git-send-email-selvin.xavier@broadcom.com> References: <1726715161-18941-1-git-send-email-selvin.xavier@broadcom.com> Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: From: Kalesh AP __alloc_pbl() can return error when memory allocation fails. Driver is not checking the status on one of the instances. Fixes: 0c4dcd602817 ("RDMA/bnxt_re: Refactor hardware queue memory allocation") Reviewed-by: Selvin Xavier Signed-off-by: Kalesh AP Signed-off-by: Selvin Xavier --- drivers/infiniband/hw/bnxt_re/qplib_res.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/infiniband/hw/bnxt_re/qplib_res.c b/drivers/infiniband/hw/bnxt_re/qplib_res.c index dfc943f..1fdffd6 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_res.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_res.c @@ -244,6 +244,8 @@ int bnxt_qplib_alloc_init_hwq(struct bnxt_qplib_hwq *hwq, sginfo.pgsize = npde * pg_size; sginfo.npages = 1; rc = __alloc_pbl(res, &hwq->pbl[PBL_LVL_0], &sginfo); + if (rc) + goto fail; /* Alloc PBL pages */ sginfo.npages = npbl;