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 04D0E21639E; Thu, 12 Dec 2024 16:50:11 +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=1734022212; cv=none; b=cfM17efpI66k3lqm7vpa6sZNByllOp1um4WJabg76Zgnwfzh/iDsDVZkZ6a4MF+u5OXrDIQyXMacxf6/KcyOUGEa+kWxqTsx0+H96lWLnqBcvZAgbMNWpBFbclNInEhea1O4kkNfyrzRKJB+ughhPqm7KXsX/riYXlgfdJLbU/M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734022212; c=relaxed/simple; bh=8UhF/6x0FtJMt8oq/wWzaJ/cZ4U5ujSAnzI1HVp0ABA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pFt7bEFsgvGCt4ZE2eoiwk6z+VRVzMnE+XNh2YQHWlNHze4dlRFjVhqSDqUxC1CJebp0tJ3TUuA2AqzL+VNgeP+RuwGkK39Y5vf4Lxy5MR8hjdOxyg0Dp+JctVaVSxNA2A14wMP75p2xgbaAa7r8VQ2SckNIYCHCLUgyQmhpOuA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=V9F+9x2+; 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="V9F+9x2+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1E2B1C4CECE; Thu, 12 Dec 2024 16:50:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1734022211; bh=8UhF/6x0FtJMt8oq/wWzaJ/cZ4U5ujSAnzI1HVp0ABA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=V9F+9x2+jkUoVUJkMGx1FVGEA2b+1Q62i8r2VS0whsrWnDlpGajdomw8o4k1s2eYR o4czmg6WvY3aiaLdDXoQP4k7lpQTb73pJepkTB+dNFE86YEANygrBb3YsS8ZjSeG02 TI24uNBW7kMJcBPby5AgN+X3YJKNl9jNxaH+ymfQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Dipendra Khadka , Simon Horman , Andrew Lunn , Sasha Levin Subject: [PATCH 5.15 178/565] octeontx2-pf: handle otx2_mbox_get_rsp errors in cn10k.c Date: Thu, 12 Dec 2024 15:56:13 +0100 Message-ID: <20241212144318.512280115@linuxfoundation.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20241212144311.432886635@linuxfoundation.org> References: <20241212144311.432886635@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 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Dipendra Khadka [ Upstream commit ac9183023b6a9c09467516abd8aab04f9a2f9564 ] Add error pointer check after calling otx2_mbox_get_rsp(). Fixes: 2ca89a2c3752 ("octeontx2-pf: TC_MATCHALL ingress ratelimiting offload") Signed-off-by: Dipendra Khadka Reviewed-by: Simon Horman Signed-off-by: Andrew Lunn Signed-off-by: Sasha Levin --- drivers/net/ethernet/marvell/octeontx2/nic/cn10k.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.c b/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.c index 95f21dfdba483..942ec8f394559 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/cn10k.c @@ -202,6 +202,11 @@ int cn10k_alloc_leaf_profile(struct otx2_nic *pfvf, u16 *leaf) rsp = (struct nix_bandprof_alloc_rsp *) otx2_mbox_get_rsp(&pfvf->mbox.mbox, 0, &req->hdr); + if (IS_ERR(rsp)) { + rc = PTR_ERR(rsp); + goto out; + } + if (!rsp->prof_count[BAND_PROF_LEAF_LAYER]) { rc = -EIO; goto out; -- 2.43.0