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From: Lukas Czerner <lczerner@redhat.com>
To: linux-ext4@vger.kernel.org, tytso@mit.edu
Cc: linux-fsdevel@vger.kernel.org
Subject: [PATCH v3 03/13] ext4: move option validation to a separate function
Date: Thu, 21 Oct 2021 13:44:58 +0200	[thread overview]
Message-ID: <20211021114508.21407-4-lczerner@redhat.com> (raw)
In-Reply-To: <20211021114508.21407-1-lczerner@redhat.com>

Move option validation out of parse_options() into a separate function
ext4_validate_options().

Signed-off-by: Lukas Czerner <lczerner@redhat.com>
---
 fs/ext4/super.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 42f4a3741692..5f6ad0615a2a 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -87,6 +87,7 @@ static void ext4_unregister_li_request(struct super_block *sb);
 static void ext4_clear_request_list(void);
 static struct inode *ext4_get_journal_inode(struct super_block *sb,
 					    unsigned int journal_inum);
+static int ext4_validate_options(struct super_block *sb);
 
 /*
  * Lock ordering
@@ -2575,10 +2576,9 @@ static int parse_options(char *options, struct super_block *sb,
 			 struct ext4_parsed_options *ret_opts,
 			 int is_remount)
 {
-	struct ext4_sb_info __maybe_unused *sbi = EXT4_SB(sb);
-	char *p, __maybe_unused *usr_qf_name, __maybe_unused *grp_qf_name;
 	substring_t args[MAX_OPT_ARGS];
 	int token;
+	char *p;
 
 	if (!options)
 		return 1;
@@ -2596,7 +2596,14 @@ static int parse_options(char *options, struct super_block *sb,
 				     is_remount) < 0)
 			return 0;
 	}
+	return ext4_validate_options(sb);
+}
+
+static int ext4_validate_options(struct super_block *sb)
+{
+	struct ext4_sb_info *sbi = EXT4_SB(sb);
 #ifdef CONFIG_QUOTA
+	char *usr_qf_name, *grp_qf_name;
 	/*
 	 * We do the test below only for project quotas. 'usrquota' and
 	 * 'grpquota' mount options are allowed even without quota feature
-- 
2.31.1


  parent reply	other threads:[~2021-10-21 11:45 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-21 11:44 [PATCH v3 00/13] ext4: new mount API conversion Lukas Czerner
2021-10-21 11:44 ` [PATCH v3 01/13] fs_parse: allow parameter value to be empty Lukas Czerner
2021-10-25 11:12   ` Carlos Maiolino
2021-10-21 11:44 ` [PATCH v3 02/13] ext4: Add fs parameter specifications for mount options Lukas Czerner
2021-10-21 11:44 ` Lukas Czerner [this message]
2021-10-21 11:44 ` [PATCH v3 04/13] ext4: Change handle_mount_opt() to use fs_parameter Lukas Czerner
2021-10-21 11:45 ` [PATCH v3 05/13] ext4: Allow sb to be NULL in ext4_msg() Lukas Czerner
2021-10-21 11:45 ` [PATCH v3 06/13] ext4: move quota configuration out of handle_mount_opt() Lukas Czerner
2021-10-21 19:57   ` kernel test robot
2021-10-21 11:45 ` [PATCH v3 07/13] ext4: check ext2/3 compatibility outside handle_mount_opt() Lukas Czerner
2021-10-21 11:45 ` [PATCH v3 08/13] ext4: get rid of super block and sbi from handle_mount_ops() Lukas Czerner
2021-10-27  1:32   ` kernel test robot
2021-10-21 11:45 ` [PATCH v3 09/13] ext4: Completely separate options parsing and sb setup Lukas Czerner
2021-10-26 11:41   ` Carlos Maiolino
2021-10-21 11:45 ` [PATCH v3 10/13] ext4: clean up return values in handle_mount_opt() Lukas Czerner
2021-10-21 11:45 ` [PATCH v3 11/13] ext4: change token2str() to use ext4_param_specs Lukas Czerner
2021-10-26 11:40   ` Carlos Maiolino
2021-10-26 12:09     ` Lukas Czerner
2021-10-27 11:52       ` Lukas Czerner
2021-10-21 11:45 ` [PATCH v3 12/13] ext4: switch to the new mount api Lukas Czerner
2022-01-13 11:29   ` Jon Hunter
2022-01-13 12:08     ` Lukas Czerner
2022-01-13 15:06       ` Jon Hunter
2022-01-13 16:10         ` Jon Hunter
2022-01-14  9:40           ` Jon Hunter
2021-10-21 11:45 ` [PATCH v3 13/13] ext4: Remove unused match_table_t tokens Lukas Czerner
2021-10-26 11:39 ` [PATCH v3 00/13] ext4: new mount API conversion Carlos Maiolino

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