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nilfs2: fix missing unlock in error path of nilfs_mdt_write_page
author
Ryusuke Konishi
<konishi.ryusuke@lab.ntt.co.jp>
Sun, 2 Aug 2009 08:45:55 +0000
(17:45 +0900)
committer
Ryusuke Konishi
<konishi.ryusuke@lab.ntt.co.jp>
Sun, 2 Aug 2009 13:24:15 +0000
(22:24 +0900)
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>
fs/nilfs2/mdt.c
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diff --git
a/fs/nilfs2/mdt.c
b/fs/nilfs2/mdt.c
index 3d3ddb3f51775301533daf55ff21e331a360ff63..2dfd47714ae5b7329448b107cebd1614989e6e89 100644
(file)
--- a/
fs/nilfs2/mdt.c
+++ b/
fs/nilfs2/mdt.c
@@
-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;
}