greybus: Add FIXME warnings for possible NULL dereferences

Signed-off-by: Bill Pemberton <wfp5p@worldbroken.com>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>

drivers/staging/greybus/operation.c

@@ -742,6 +742,7 @@ int gb_operation_response_send(struct gb_operation *operation, int errno)
 		}
 	}
 
+	/* FIXME operation->response could still be NULL here */
 	/* Fill in the response header and send it */
 	operation->response->header->result = gb_operation_errno_map(errno);
 

drivers/staging/greybus/protocol.c

@@ -188,6 +188,9 @@ void gb_protocol_put(struct gb_protocol *protocol)
 	if (protocol)
 		WARN_ON(!protocol_count);
 	else
+		/* FIXME a different message is needed since this one
+		 * will result in a NULL dereference
+		 */
 		pr_err("protocol id %hhu version %hhu.%hhu not found\n",
 			protocol->id, major, minor);
 }