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f2fs: avoid freed stat information 

The write_checkpoint can update stat information, so we should destroy the stat
structure after it.

Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
hifive-unleashed-5.1
Jaegeuk Kim 2015-06-15 14:52:29 -07:00
parent 5ac9f36fca
commit eca616f8c1
1 changed files with 3 additions and 1 deletions
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4
fs/f2fs/super.c
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@ -498,7 +498,6 @@ static void f2fs_put_super(struct super_block *sb)
}
kobject_del(&sbi->s_kobj);
f2fs_destroy_stats(sbi);
stop_gc_thread(sbi);
/*
@ -514,6 +513,9 @@ static void f2fs_put_super(struct super_block *sb)
write_checkpoint(sbi, &cpc);
}
/* write_checkpoint can update stat informaion */
f2fs_destroy_stats(sbi);
/*
* normally superblock is clean, so we need to release this.
* In addition, EIO will skip do checkpoint, we need this as well.