nilfs2: fix missing unlock in error path of nilfs_mdt_write_page



This adds a missing unlock of nilfs->ns_writer_mutex in
nilfs_mdt_write_page() function.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>

parent a9777845

fs/nilfs2/mdt.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -412,8 +412,10 @@ nilfs_mdt_write_page(struct page page, struct writeback_control wbc)
		return 0; /* Do not request flush for shadow page cache */
		if (!sb) {
		writer = nilfs_get_writer(NILFS_MDT(inode)->mi_nilfs);
		if (!writer)
		if (!writer) {
		nilfs_put_writer(NILFS_MDT(inode)->mi_nilfs);
		return -EROFS;
		}
		sb = writer->s_super;
		}