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Commit 6492a335 authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
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f2fs: fix encrypted page memory leak 



For IPU path of f2fs_do_write_data_page(), in its error path, we
need to release encrypted page and fscrypt context, otherwise it
will cause memory leak.

Signed-off-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent dc37910d

fs/f2fs/data.c

+7 −2
Original line number Diff line number Diff line
@@ -1861,8 +1861,13 @@ int f2fs_do_write_data_page(struct f2fs_io_info *fio) 
		if (fio->need_lock == LOCK_REQ)

			f2fs_unlock_op(fio->sbi);

		err = f2fs_inplace_write_data(fio);

		if (err && PageWriteback(page))

		if (err) {

			if (f2fs_encrypted_file(inode))

				fscrypt_pullback_bio_page(&fio->encrypted_page,

									true);

			if (PageWriteback(page))

				end_page_writeback(page);

		}

		trace_f2fs_do_write_data_page(fio->page, IPU);

		set_inode_flag(inode, FI_UPDATE_WRITE);

		return err;