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 62125248BB6; Wed, 15 Jan 2025 10:45:01 +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=1736937901; cv=none; b=X9M3fdQuluXG7OlieFl1ZaXU1x2GZSTr9B4NyvlJWvO/Q5gDVxAZ5jtDdD6t1TnrbxBZ+ubTEg5l52Ok1vcUaFoNWZNQELHN7xxvlAphUHJbCy0Vbi9vMa6/WnMlEl6K7aw9WN8LeS9/YFVAeBakEMZTk29/6/+1Fsruazz4+cc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736937901; c=relaxed/simple; bh=iwdcRfTfa1bg+UTeXN0UHNMP4fTTuYGsKvoRTmxEEPk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IlSJ3AjN9ix3W+91ZNMgrqI91+bUn+Oreldhz27JTCeZcBFvjekwW0L4/836uGPWKo++SxTLaZuKYi/4Uriljj1DC4IRJegSnmmggCGTpiisiaIuU/Ooojhr+y5tllCFGiqpJChBRaO3N+Ag4ABJfPuGQR9bs/fs+UXnhTq5JqA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=StWZakkb; 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="StWZakkb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CA298C4CEDF; Wed, 15 Jan 2025 10:45:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1736937901; bh=iwdcRfTfa1bg+UTeXN0UHNMP4fTTuYGsKvoRTmxEEPk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=StWZakkbVhirQ2JWVWW3LAKM4v43utilmDbG2kiAUgvgFwucqV7jkeuoPlvXdTzE8 PhhCPzP7AtzyrnIokPNXXLkp+aF0zw5RzpomuuoVmBTwSBrEYQTpWbNUbHqkBeIQw9 gXzg916Cu2Z3XRf9NhpgDr3ckFwK5JDZ6s52Hygc= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Keisuke Nishimura , Simon Horman , Miquel Raynal , Stefan Schmidt , Sasha Levin Subject: [PATCH 6.12 024/189] ieee802154: ca8210: Add missing check for kfifo_alloc() in ca8210_probe() Date: Wed, 15 Jan 2025 11:35:20 +0100 Message-ID: <20250115103607.325695811@linuxfoundation.org> X-Mailer: git-send-email 2.48.0 In-Reply-To: <20250115103606.357764746@linuxfoundation.org> References: <20250115103606.357764746@linuxfoundation.org> User-Agent: quilt/0.68 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 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Keisuke Nishimura [ Upstream commit 2c87309ea741341c6722efdf1fb3f50dd427c823 ] ca8210_test_interface_init() returns the result of kfifo_alloc(), which can be non-zero in case of an error. The caller, ca8210_probe(), should check the return value and do error-handling if it fails. Fixes: ded845a781a5 ("ieee802154: Add CA8210 IEEE 802.15.4 device driver") Signed-off-by: Keisuke Nishimura Reviewed-by: Simon Horman Reviewed-by: Miquel Raynal Link: https://lore.kernel.org/20241029182712.318271-1-keisuke.nishimura@inria.fr Signed-off-by: Stefan Schmidt Signed-off-by: Sasha Levin --- drivers/net/ieee802154/ca8210.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c index e685a7f946f0..753215ebc67c 100644 --- a/drivers/net/ieee802154/ca8210.c +++ b/drivers/net/ieee802154/ca8210.c @@ -3072,7 +3072,11 @@ static int ca8210_probe(struct spi_device *spi_device) spi_set_drvdata(priv->spi, priv); if (IS_ENABLED(CONFIG_IEEE802154_CA8210_DEBUGFS)) { cascoda_api_upstream = ca8210_test_int_driver_write; - ca8210_test_interface_init(priv); + ret = ca8210_test_interface_init(priv); + if (ret) { + dev_crit(&spi_device->dev, "ca8210_test_interface_init failed\n"); + goto error; + } } else { cascoda_api_upstream = NULL; } -- 2.39.5