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authorRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2009-08-02 17:45:55 +0900
committerRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2009-08-02 22:24:15 +0900
commit01a261e09a21e0ba342d3907a79cf5c78ee3f37a (patch)
treee26e8008ce2de35afe2703529d771268a256329f /fs/nilfs2
parenta97778457f22181e8c38c4cd7d7e528378738a98 (diff)
downloadlinux-01a261e09a21e0ba342d3907a79cf5c78ee3f37a.tar.gz
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>
Diffstat (limited to 'fs/nilfs2')
-rw-r--r--fs/nilfs2/mdt.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c
index 3d3ddb3f517..2dfd47714ae 100644
--- 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;
}