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 D7B3BFBF6 for ; Mon, 15 May 2023 17:56:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3B8E4C433EF; Mon, 15 May 2023 17:56:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1684173397; bh=JvrceiFNbqpbybd+MJbQZCJo4y/RtrgevPJbL+JXvU4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GVCs18MO1km6abfrmJRP5TmSJtc0MogZSS7y5RhP34qLLvw5FvzCl4AcH1mRlkufu YyoklgJiua99kE4GA1ckppjAKCR2gAotTJyHGdYThiJecq9YPnHfzeB1NkOxCxFK6Z 93wG55ThPRk5FqXUui0Yq2XCdlSKOsahjydXjBqk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Vadim Fedorenko , "David S. Miller" , Sasha Levin Subject: [PATCH 5.4 082/282] vlan: partially enable SIOCSHWTSTAMP in container Date: Mon, 15 May 2023 18:27:40 +0200 Message-Id: <20230515161724.703148536@linuxfoundation.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230515161722.146344674@linuxfoundation.org> References: <20230515161722.146344674@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: Vadim Fedorenko [ Upstream commit 731b73dba359e3ff00517c13aa0daa82b34ff466 ] Setting timestamp filter was explicitly disabled on vlan devices in containers because it might affect other processes on the host. But it's absolutely legit in case when real device is in the same namespace. Fixes: 873017af7784 ("vlan: disable SIOCSHWTSTAMP in container") Signed-off-by: Vadim Fedorenko Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- net/8021q/vlan_dev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c index 589615ec490bb..b10f31f98cb87 100644 --- a/net/8021q/vlan_dev.c +++ b/net/8021q/vlan_dev.c @@ -366,7 +366,7 @@ static int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) switch (cmd) { case SIOCSHWTSTAMP: - if (!net_eq(dev_net(dev), &init_net)) + if (!net_eq(dev_net(dev), dev_net(real_dev))) break; /* fall through */ case SIOCGMIIPHY: -- 2.39.2