On Tue 24-08-21 04:49:29, Austin Kim wrote: > The 'enable_quota' variable is only used in an CONFIG_QUOTA. > With CONFIG_QUOTA=n, compiler causes a harmless warning: > > fs/ext4/super.c: In function ‘ext4_remount’: > fs/ext4/super.c:5840:6: warning: variable ‘enable_quota’ set but not used > [-Wunused-but-set-variable] > int enable_quota = 0; > ^~~~~ > > Move 'enable_quota' into the same #ifdef CONFIG_QUOTA block > to remove an unused variable warning. > > Signed-off-by: Austin Kim <austindh.kim@xxxxxxxxx> I guess this has fallen through the cracks. The fix looks good to me. Feel free to add: Reviewed-by: Jan Kara <jack@xxxxxxx> Honza > --- > fs/ext4/super.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/fs/ext4/super.c b/fs/ext4/super.c > index 6b03e4281f6f..6adb570f4b31 100644 > --- a/fs/ext4/super.c > +++ b/fs/ext4/super.c > @@ -5845,10 +5845,10 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data) > struct ext4_sb_info *sbi = EXT4_SB(sb); > unsigned long old_sb_flags, vfs_flags; > struct ext4_mount_options old_opts; > - int enable_quota = 0; > ext4_group_t g; > int err = 0; > #ifdef CONFIG_QUOTA > + int enable_quota = 0; > int i, j; > char *to_free[EXT4_MAXQUOTAS]; > #endif > @@ -6053,7 +6053,9 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data) > err = -EROFS; > goto restore_opts; > } > +#ifdef CONFIG_QUOTA > enable_quota = 1; > +#endif > } > } > > -- > 2.20.1 > -- Jan Kara <jack@xxxxxxxx> SUSE Labs, CR
