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Commit eca616f8 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: avoid freed stat information 



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

Reviewed-by: default avatarChao Yu <chao2.yu@samsung.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 5ac9f36f

fs/f2fs/super.c

+3 −1
Original line number Diff line number Diff line
@@ -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.