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 9D6AE612E for ; Mon, 3 Apr 2023 14:20:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2058BC4339C; Mon, 3 Apr 2023 14:20:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1680531604; bh=5yPxDY3ZCbd0YB6IMC++CJ+kv77PynV6iQtSvUJWRYo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WMJweNJ78hO4OL9y72ZKemMLdyvZp5BekxeAxbhZZfdNuUxMH9qLw/xtrYvanP1dN lsuN5Ub8z68zGTwbUTjxtPPsB9r3rFUoWEYaccyF6Y8DQMjrefJsxVnWo6wJClDVv3 LpXOFfeeHC6Rd2rs//sJTtr36Q7R8dnRwryC4p/o= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Shyam Prasad N , "Paulo Alcantara (SUSE)" , Steve French Subject: [PATCH 5.4 042/104] cifs: empty interface list when server doesnt support query interfaces Date: Mon, 3 Apr 2023 16:08:34 +0200 Message-Id: <20230403140406.045762277@linuxfoundation.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230403140403.549815164@linuxfoundation.org> References: <20230403140403.549815164@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: Shyam Prasad N commit 896cd316b841053f6df95ab77b5f1322c16a8e18 upstream. When querying server interfaces returns -EOPNOTSUPP, clear the list of interfaces. Assumption is that multichannel would be disabled too. Signed-off-by: Shyam Prasad N Reviewed-by: Paulo Alcantara (SUSE) Cc: stable@vger.kernel.org Signed-off-by: Steve French Signed-off-by: Greg Kroah-Hartman --- fs/cifs/smb2ops.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -587,7 +587,7 @@ SMB3_request_interfaces(const unsigned i if (rc == -EOPNOTSUPP) { cifs_dbg(FYI, "server does not support query network interfaces\n"); - goto out; + ret_data_len = 0; } else if (rc != 0) { cifs_tcon_dbg(VFS, "error %d on ioctl to get interface list\n", rc); goto out;