Messages in this thread Patch in this message | | | From | Jaegeuk Kim <> | Subject | [PATCH 01/12] f2fs: avoid freed stat information | Date | Mon, 29 Jun 2015 11:39:25 -0700 |
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The write_checkpoint can update stat information, so we should destroy the stat structure after it.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> --- fs/f2fs/super.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index a06b0b4..da27710 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -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. -- 2.1.1
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