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 914191171A for ; Mon, 21 Aug 2023 20:03:14 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D2091C433C9; Mon, 21 Aug 2023 20:03:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1692648194; bh=32zIn/A27SspaR11ax4q2PvpMvS/Y+OO1CANTNiTtnI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uaAOWJxBDUOihkxKAE0gSgLY1A3Ba5W+h9j+DMVAvYww8QNKvb3RgHBOLGwsZ0kcg tYAp7HCWZCLarYUEnI0QGDOTjpX70GsHGYU7/PEfxCSnTmYGPPJNa8gXKph/nb5BKG niz+WUjSiONb+2StJvg3sGrnCo98A72+0WikNzvM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Gal Pressman , Dragos Tatulea , "Michael S. Tsirkin" , Jason Wang , Xie Yongji , Sasha Levin Subject: [PATCH 6.4 088/234] virtio-vdpa: Fix cpumask memory leak in virtio_vdpa_find_vqs() Date: Mon, 21 Aug 2023 21:40:51 +0200 Message-ID: <20230821194132.676169701@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230821194128.754601642@linuxfoundation.org> References: <20230821194128.754601642@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Gal Pressman [ Upstream commit df9557046440b0a62250fee3169a8f6a139f55a6 ] Free the cpumask allocated by create_affinity_masks() before returning from the function. Fixes: 3dad56823b53 ("virtio-vdpa: Support interrupt affinity spreading mechanism") Signed-off-by: Gal Pressman Reviewed-by: Dragos Tatulea Message-Id: <20230726191036.14324-1-dtatulea@nvidia.com> Signed-off-by: Michael S. Tsirkin Acked-by: Jason Wang Reviewed-by: Xie Yongji Signed-off-by: Sasha Levin --- drivers/virtio/virtio_vdpa.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/virtio/virtio_vdpa.c b/drivers/virtio/virtio_vdpa.c index 989e2d7184ce4..961161da59000 100644 --- a/drivers/virtio/virtio_vdpa.c +++ b/drivers/virtio/virtio_vdpa.c @@ -393,11 +393,13 @@ static int virtio_vdpa_find_vqs(struct virtio_device *vdev, unsigned int nvqs, cb.callback = virtio_vdpa_config_cb; cb.private = vd_dev; ops->set_config_cb(vdpa, &cb); + kfree(masks); return 0; err_setup_vq: virtio_vdpa_del_vqs(vdev); + kfree(masks); return err; } -- 2.40.1