diff --git a/drivers/tty/serial/pic32_uart.c b/drivers/tty/serial/pic32_uart.c
index 32a86b12f203..c3b4fd0b5b76 100644
--- a/drivers/tty/serial/pic32_uart.c
+++ b/drivers/tty/serial/pic32_uart.c
@@ -72,7 +72,11 @@ struct pic32_sport {
 
 	struct device *dev;
 };
-#define to_pic32_sport(c) container_of(c, struct pic32_sport, port)
+
+static inline struct pic32_sport *to_pic32_sport(struct uart_port *port)
+{
+	return container_of(port, struct pic32_sport, port);
+}
 
 static inline void pic32_uart_writel(struct pic32_sport *sport,
 					u32 reg, u32 val)