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 1303425B665; Mon, 24 Feb 2025 11:17:53 +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=1740395873; cv=none; b=kjmrtE0xyVyX/4VwR6pbm1CZbhwYyjDYSTKbOpbNgj7gwMCXqbmFPmQMMSCRlV5KI+kmDz3fH2rcQL9l1Xf1oB8SGCW8e4h7TF4J8v5J7Ep3d85pM2mX1sKbpUB1FdLUXQp/YwuJ8ZVk3FfaQL2ksVXCUYaONfICrfj8oi8eZOk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740395873; c=relaxed/simple; bh=m8euqMlkQNRjEjZIszmOR/3lgg/KxoeG745gIeD1LtQ=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=NKcQkEb7nC8bT2kldIqayfT8IhwLJQPvbQnWr8RbCqVRG7kylLvuKxBI7Xk42trvPVzToH5hp3r3Ea8JWpHia1f/eGD7aDVcTBh3n0mzFgIJjYhv9cuACowYSwnx+cPrPRtcvWGVAUTNyxohNppRFFEahmY3JgA6KXuhLMlYGHw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SpVXWhRJ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="SpVXWhRJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0EF64C4CEE6; Mon, 24 Feb 2025 11:17:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740395872; bh=m8euqMlkQNRjEjZIszmOR/3lgg/KxoeG745gIeD1LtQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SpVXWhRJPF/SQYMNC5cSPi5tQ8v8lqU47h+BFOU1poGU2WOGtqQfg/ijiTjNJM8pr lipBPqdDlXhO4145yKYaT/8hH6jYQGcUZM6LJYPgbvioB56x4OWEDQsk4fM0Mz82d7 zc7YusoS1RAzK9y/lviVArk7Gg1rDcc/yNwlzABZU7a+McG/P/RQAiYPa5qdfDTjJK Rh2cL1nmeY6cqq2jwyf/1wPdk9Lux1pcRyKbeLlZpIKKwVizRJs+Ozx6F4TqS15QBp m3LeRPfWK9wY3cxS3Hlt4oLL+If8hH34RJ76mO6OwB4yu4YvQccJ8m9RPwsGB8SKE5 1xmL5qRjfOPpg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: =?UTF-8?q?Pali=20Roh=C3=A1r?= , Steve French , Sasha Levin , sfrench@samba.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org Subject: [PATCH AUTOSEL 6.13 28/32] cifs: Throw -EOPNOTSUPP error on unsupported reparse point type from parse_reparse_point() Date: Mon, 24 Feb 2025 06:16:34 -0500 Message-Id: <20250224111638.2212832-28-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250224111638.2212832-1-sashal@kernel.org> References: <20250224111638.2212832-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.13.4 Content-Transfer-Encoding: 8bit From: Pali Rohár [ Upstream commit cad3fc0a4c8cef07b07ceddc137f582267577250 ] This would help to track and detect by caller if the reparse point type was processed or not. Signed-off-by: Pali Rohár Signed-off-by: Steve French Signed-off-by: Sasha Levin --- fs/smb/client/reparse.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/fs/smb/client/reparse.c b/fs/smb/client/reparse.c index b387dfbaf16b0..a93127c94aff9 100644 --- a/fs/smb/client/reparse.c +++ b/fs/smb/client/reparse.c @@ -724,13 +724,12 @@ int parse_reparse_point(struct reparse_data_buffer *buf, le32_to_cpu(buf->ReparseTag)); return -EIO; } - break; + return 0; default: cifs_tcon_dbg(VFS | ONCE, "unhandled reparse tag: 0x%08x\n", le32_to_cpu(buf->ReparseTag)); - break; + return -EOPNOTSUPP; } - return 0; } int smb2_parse_reparse_point(struct cifs_sb_info *cifs_sb, -- 2.39.5