f2fs: fix to unlock f2fs_lock at the omitted error case

If it occurs an error, we should call f2fs_unlock_op.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>

1 files changed, 7 insertions, 6 deletions

diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index 383db1fabcf4..3258c7cf00d5 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -81,8 +81,10 @@ static int __f2fs_convert_inline_data(struct inode *inode, struct page *page)
 
         f2fs_lock_op(sbi);
         ipage = get_node_page(sbi, inode->i_ino);
-        if (IS_ERR(ipage))
-                return PTR_ERR(ipage);
+        if (IS_ERR(ipage)) {
+                err = PTR_ERR(ipage);
+                goto out;
+        }
 
         /*
          * i_addr[0] is not used for inline data,
@@ -90,10 +92,8 @@ static int __f2fs_convert_inline_data(struct inode *inode, struct page *page)
          */
         set_new_dnode(&dn, inode, ipage, NULL, 0);
         err = f2fs_reserve_block(&dn, 0);
-        if (err) {
-                f2fs_unlock_op(sbi);
-                return err;
-        }
+        if (err)
+                goto out;
 
         zero_user_segment(page, MAX_INLINE_DATA, PAGE_CACHE_SIZE);
 
@@ -118,6 +118,7 @@ static int __f2fs_convert_inline_data(struct inode *inode, struct page *page)
 
         sync_inode_page(&dn);
         f2fs_put_dnode(&dn);
+out:
         f2fs_unlock_op(sbi);
         return err;
 }