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>

diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index 383db1fabcf4447637fd4153915e9512054b27ac..3258c7cf00d5b62312f8f1ad634100f4844f06ae 100644 (file)
--- 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;
 }