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 D5BD5604C8; Tue, 23 Jan 2024 01:51:24 +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=1705974684; cv=none; b=ug458bXAq1z0vQEsywyPE1fKogsqEXZC1TeAsBERcZyTQPWcD5h5d0DNfsn1V2E8WQJQuFd5sMycrZBttIqBs7AGvXy0h4a4lCVYlAzSmJQdhh54A4r8TAQXRauvg1z8hgKZNFzLEJW1F+JsFQ9Cz2Vtcd914FfDJH0EgHbAFUc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705974684; c=relaxed/simple; bh=KoEGDonQtc1WRBiAVRcEBd1FmMMEK+cXjgOgpaOJDok=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=HXT8Ni7o4gVAJ15kwHVTAo1MmRxd0v1iFmouNe90TT/IFtvBOClYJmUzkuZG810yHZz2fc4NevwDraV2EDFSifeiGQBoHqYgNuqQPAsBKpwt3NhN+YPyETOzkimsmmL1nQ2kD1WcSqFeE/9T9JBmRLfjmvFa8UYJ/zF/S8T0qIY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=XjQ3mHPA; 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="XjQ3mHPA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 95FFDC433C7; Tue, 23 Jan 2024 01:51:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1705974684; bh=KoEGDonQtc1WRBiAVRcEBd1FmMMEK+cXjgOgpaOJDok=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XjQ3mHPAIue4+hfzdyllSH9DSdrh5IY/aOszoBbnVmx9/mxsybdLi0cEeRwOKybOP WvWp2b6U+fqOAS8lUzQ+F/yml7TU6AG+osK/SutoQu/odnYpGPLVq8YT/enV66u8NX bKI/OBMqt5PRB0YG+paxWOvZNo48W1irzGQVC8NI= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Wei Yongjun , "Michael S. Tsirkin" , Gonglei , zhenwei pi , Jason Wang Subject: [PATCH 5.15 249/374] virtio-crypto: fix memory leak in virtio_crypto_alg_skcipher_close_session() Date: Mon, 22 Jan 2024 15:58:25 -0800 Message-ID: <20240122235753.435385022@linuxfoundation.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240122235744.598274724@linuxfoundation.org> References: <20240122235744.598274724@linuxfoundation.org> User-Agent: quilt/0.67 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: Wei Yongjun commit b1d65f717cd6305a396a8738e022c6f7c65cfbe8 upstream. 'vc_ctrl_req' is alloced in virtio_crypto_alg_skcipher_close_session(), and should be freed in the invalid ctrl_status->status error handling case. Otherwise there is a memory leak. Fixes: 0756ad15b1fe ("virtio-crypto: use private buffer for control request") Signed-off-by: Wei Yongjun Message-Id: <20221114110740.537276-1-weiyongjun@huaweicloud.com> Signed-off-by: Michael S. Tsirkin Reviewed-by: Gonglei Acked-by: zhenwei pi Acked-by: Jason Wang Signed-off-by: Greg Kroah-Hartman --- drivers/crypto/virtio/virtio_crypto_algs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/crypto/virtio/virtio_crypto_algs.c +++ b/drivers/crypto/virtio/virtio_crypto_algs.c @@ -255,7 +255,7 @@ static int virtio_crypto_alg_skcipher_cl vcrypto->ctrl_status.status, destroy_session->session_id); - return -EINVAL; + err = -EINVAL; } spin_unlock(&vcrypto->ctrl_lock);