f2fs: fix missing up_read



This patch fixes missing up_read call.

Fixes: c9b60788fc76 ("f2fs: fix to do sanity check with block address in main area")
Cc: <stable@vger.kernel.org> # 4.19+
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

parent 2b2a3c24

fs/f2fs/node.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -1541,8 +1541,10 @@ static int __write_node_page(struct page page, bool atomic, bool submitted,
		}

		if (__is_valid_data_blkaddr(ni.blk_addr) &&
		!f2fs_is_valid_blkaddr(sbi, ni.blk_addr, DATA_GENERIC))
		!f2fs_is_valid_blkaddr(sbi, ni.blk_addr, DATA_GENERIC)) {
		up_read(&sbi->node_write);
		goto redirty_out;
		}

		if (atomic && !test_opt(sbi, NOBARRIER))
		fio.op_flags \|= REQ_PREFLUSH \| REQ_FUA;