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 A32DF244664; Tue, 29 Apr 2025 17:44:49 +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=1745948689; cv=none; b=DWgoRL8yQn62OibKrayKHR0ecuxioJh5nMHWoMX/3WZaL1Qxx4laqR7XkUzwF6Xiy1pRiAIQkvl/xNKdVT2lH0el47Db11gBIl4G3FmY6Ubtw1zfk2D2d2xZS1xz+DnwbZJtq0dJB1JuBnTUtd3xzAy2ssPUjSueUA8bikouWv0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745948689; c=relaxed/simple; bh=CoXytnKz63mTNIH+gmNNO49AmOtlXr4kQrHxUfLwqxI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=O43RBifCFGMd0ZJylPTYrH8UitD/zza1cUhU+f3Q4jeQoiMH1sVl+4/9gUptjRRpo5JjrlYGoQYxlVQwmiEUh9mgEIoX/4tL/n5Vj9l4TO0vjRRaGYBJzFCdcWuDxmMj+YJDYxwLtUcUW7CFJPOxvUtAT16KIRFkaE1AJc+Ns64= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=joa6qLmr; 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="joa6qLmr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BF0B8C4CEE3; Tue, 29 Apr 2025 17:44:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1745948689; bh=CoXytnKz63mTNIH+gmNNO49AmOtlXr4kQrHxUfLwqxI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=joa6qLmrZbblfKYSGiyr+rZ0tv9vRPDL9G0hrwU97272GHYRwQWsWptkmi2ELIBWm Tjs+8mhnq47kyopFbEJJQxo2afQPba8enJKhtGfmOhTCI/Jn4ZyBqrJcv1XRF7XBzw NaHHEY3hIg1DPdofBQxXdUkeP8qum899bblt5tpM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Haoxiang Li , Felix Fietkau Subject: [PATCH 5.15 082/373] wifi: mt76: Add check for devm_kstrdup() Date: Tue, 29 Apr 2025 18:39:19 +0200 Message-ID: <20250429161126.523505191@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250429161123.119104857@linuxfoundation.org> References: <20250429161123.119104857@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev 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: Haoxiang Li commit 4bc1da524b502999da28d287de4286c986a1af57 upstream. Add check for the return value of devm_kstrdup() in mt76_get_of_data_from_mtd() to catch potential exception. Fixes: e7a6a044f9b9 ("mt76: testmode: move mtd part to mt76_dev") Cc: stable@vger.kernel.org Signed-off-by: Haoxiang Li Link: https://patch.msgid.link/20250219033645.2594753-1-haoxiang_li2024@163.com Signed-off-by: Felix Fietkau Signed-off-by: Greg Kroah-Hartman --- drivers/net/wireless/mediatek/mt76/eeprom.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/net/wireless/mediatek/mt76/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/eeprom.c @@ -74,6 +74,10 @@ int mt76_get_of_eeprom(struct mt76_dev * #ifdef CONFIG_NL80211_TESTMODE dev->test_mtd.name = devm_kstrdup(dev->dev, part, GFP_KERNEL); + if (!dev->test_mtd.name) { + ret = -ENOMEM; + goto out_put_node; + } dev->test_mtd.offset = offset; #endif