usb: musb: debugfs: musb_exit_debugfs() can be called on probe

when we fail to probe(), we can call musb_exit_debugfs().
Allow that by removing section annotations.

Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/musb/musb_debugfs.c b/drivers/usb/musb/musb_debugfs.c
index b6a27ba..7768634 100644
--- a/drivers/usb/musb/musb_debugfs.c
+++ b/drivers/usb/musb/musb_debugfs.c
@@ -289,7 +289,7 @@
 	return ret;
 }
 
-void __exit musb_exit_debugfs(struct musb *musb)
+void /* __init_or_exit */ musb_exit_debugfs(struct musb *musb)
 {
 	debugfs_remove_recursive(musb_debugfs_root);
 }