f2fs: fix to account inline xattr correctly during recovery

During recovery, we may missed to update inline xattr count correctly,
fix it.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

fs/f2fs/node.c

@@ -2594,9 +2594,15 @@ int f2fs_recover_inline_xattr(struct inode *inode, struct page *page)
 
 	ri = F2FS_INODE(page);
 	if (ri->i_inline & F2FS_INLINE_XATTR) {
-		set_inode_flag(inode, FI_INLINE_XATTR);
+		if (!f2fs_has_inline_xattr(inode)) {
+			set_inode_flag(inode, FI_INLINE_XATTR);
+			stat_inc_inline_xattr(inode);
+		}
 	} else {
-		clear_inode_flag(inode, FI_INLINE_XATTR);
+		if (f2fs_has_inline_xattr(inode)) {
+			stat_dec_inline_xattr(inode);
+			clear_inode_flag(inode, FI_INLINE_XATTR);
+		}
 		goto update_inode;
 	}