From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 28E7ECA9EBD for ; Sun, 27 Oct 2019 21:16:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E46CC21726 for ; Sun, 27 Oct 2019 21:16:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1572210997; bh=adTvinB5qHUTQOXdWUAnUTJQLeswb/Ob77yEnh7asBw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=0vv7IfZZYrgvj64/uP8eVSvK0NNRAExZvE5qAjbro+0DEw9/kJX+vFyinEbJFYrbP b37w93QBwAIxYkOXsfmvjBBQnUjDtUKSVGnESpto5uQWjYDH5lKXD7VkSoDSLk8R0x dJmX2MPP/Jw9fC/y57NsSFpLq5OZjbOGZ+U6tsVw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730856AbfJ0VQg (ORCPT ); Sun, 27 Oct 2019 17:16:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:36230 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729521AbfJ0VQf (ORCPT ); Sun, 27 Oct 2019 17:16:35 -0400 Received: from localhost (100.50.158.77.rev.sfr.net [77.158.50.100]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id AB34A21D7F; Sun, 27 Oct 2019 21:16:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1572210995; bh=adTvinB5qHUTQOXdWUAnUTJQLeswb/Ob77yEnh7asBw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=B4KEKzmlpLr75vuApOTOX4aIRjYfpTM8TW5/Nzc2bPVqJPK1TVqRuswgntbW55Whf gZDNCcWkMLNVNmD3Ng9TU/4gW2A3NINJhiz9Czphd7UlgJSRjXefVy5uKH1nBI22Gq Za8ag0uN2Wg0V2es0lH+R3+C4hgRNc0BmeTRklP4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Juergen Gross , Paul Durrant , Wei Liu , "David S. Miller" Subject: [PATCH 4.19 90/93] xen/netback: fix error path of xenvif_connect_data() Date: Sun, 27 Oct 2019 22:01:42 +0100 Message-Id: <20191027203317.530252227@linuxfoundation.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191027203251.029297948@linuxfoundation.org> References: <20191027203251.029297948@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Juergen Gross commit 3d5c1a037d37392a6859afbde49be5ba6a70a6b3 upstream. xenvif_connect_data() calls module_put() in case of error. This is wrong as there is no related module_get(). Remove the superfluous module_put(). Fixes: 279f438e36c0a7 ("xen-netback: Don't destroy the netdev until the vif is shut down") Cc: # 3.12 Signed-off-by: Juergen Gross Reviewed-by: Paul Durrant Reviewed-by: Wei Liu Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/xen-netback/interface.c | 1 - 1 file changed, 1 deletion(-) --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -718,7 +718,6 @@ err_unmap: xenvif_unmap_frontend_data_rings(queue); netif_napi_del(&queue->napi); err: - module_put(THIS_MODULE); return err; }