[PATCH v4 03/13] ext4: move option validation to a separate function

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

Signed-off-by: Lukas Czerner <lczerner@xxxxxxxxxx>
Reviewed-by: Carlos Maiolino <cmaiolino@xxxxxxxxxx>
---
 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




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