From: Hyeongseok Kim hyeongseok@gmail.com
[ Upstream commit 89ff6005039a878afac87889fee748fa3f957c3a ]
In case of retrying fill_super with skip_recovery, s_encoding for casefold would not be loaded again even though it's already been freed because it's not NULL. Set NULL after free to prevent double freeing when unmount.
Fixes: eca4873ee1b6 ("f2fs: Use generic casefolding support") Signed-off-by: Hyeongseok Kim hyeongseok@gmail.com Reviewed-by: Chao Yu yuchao0@huawei.com Signed-off-by: Jaegeuk Kim jaegeuk@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- fs/f2fs/super.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 00eff2f518079..fef22e476c526 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -3918,6 +3918,7 @@ free_bio_info:
#ifdef CONFIG_UNICODE utf8_unload(sb->s_encoding); + sb->s_encoding = NULL; #endif free_options: #ifdef CONFIG_QUOTA