From patchwork Sun Dec 22 14:58:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Pali_Roh=C3=A1r?= X-Patchwork-Id: 13918090 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 F16F718F2EF; Sun, 22 Dec 2024 14:59:31 +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=1734879572; cv=none; b=X5BNEKZkDvgrYJkVa0Ch2piplD44rf1TkOJuqkP3LAbPrXo+yR93rVQaxE197SBnMV9oNmFv6/Av5r1DhURw6lWcCVpEFS9wBqTqCxnyMkNh0oUloWupBmbUo3lseFgDdmMdPDWFIpHFJ+bsc7Sl02wrzUWvFhcGqN4gOwb/3s0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734879572; c=relaxed/simple; bh=8WOB6f+UEr9J0RPx979Kbw6EEKfbBot12UyD+7tqZXc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=C5xWy3eJueB6OuiYYWRdUNRqg/NnnIJjuyybyCoElhUkyEOqcBsPSolOAeJUb7CU79l823Xpnd9BiMb2hl9Vs2GARkCk+EPQPi8pdYA8SkM1hEsQor1XfCcwLNgsmmgomekqS6WoAMON+oGaBCnc+uVQdXpPqg4GJNwMTdSqNC0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uNEHdtvj; 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="uNEHdtvj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6BDEFC4CED3; Sun, 22 Dec 2024 14:59:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1734879571; bh=8WOB6f+UEr9J0RPx979Kbw6EEKfbBot12UyD+7tqZXc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uNEHdtvjf8EH3e4efj3LQDUJCJO/DlhpLNeqg5Rxg+LBrmFYPUGr35G6z72d8O0lS 3yABXzIraCRh+bBjLLH8GSfVHEIcvuBCUY3qX5AfDgi/Jj6fezLGMTgi+7QZixj0wb 9XEjwJCVlJG8QO4gjCILi2EcOZ0B6vjiXkC75IQ6Mi69pJsvLp6tdSqkjkXifaTEON KqlWMPzfd/evj2UCXuIi7xxVH20Wl21tGL48gBmqdST4e+wTPKcJN6cI3Ef+vCEEDR LQhsywZ4EDQd6KDsuJVqsHIxVQIfpy7e8HnWHXr8hyTbrk4GCz1P7umwgfHJJ08VLW c3WPnaDbZRzrg== Received: by pali.im (Postfix) id 7CC22982; Sun, 22 Dec 2024 15:59:21 +0100 (CET) From: =?utf-8?q?Pali_Roh=C3=A1r?= To: Steve French , Paulo Alcantara , Ronnie Sahlberg Cc: linux-cifs@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/4] cifs: Throw -EOPNOTSUPP error on unsupported reparse point type from parse_reparse_point() Date: Sun, 22 Dec 2024 15:58:42 +0100 Message-Id: <20241222145845.23801-2-pali@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20241222145845.23801-1-pali@kernel.org> References: <20241222145845.23801-1-pali@kernel.org> Precedence: bulk X-Mailing-List: linux-cifs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This would help to track and detect by caller if the reparse point type was processed or not. Signed-off-by: Pali Rohár --- 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 4ea987f84bd1..63a95ecc7542 100644 --- a/fs/smb/client/reparse.c +++ b/fs/smb/client/reparse.c @@ -1088,13 +1088,12 @@ 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,