diff --git a/[refs] b/[refs]
index f7813f9cc08e..df602ee04e59 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d60dcd9450cf1c4d6482f7cd9c73366c07931bf6
+refs/heads/master: 4009d980224389c33dce1565e0ac9f673354c43f
diff --git a/trunk/arch/powerpc/kernel/udbg_16550.c b/trunk/arch/powerpc/kernel/udbg_16550.c
index 2da65a9c93f6..5d29dcca523c 100644
--- a/trunk/arch/powerpc/kernel/udbg_16550.c
+++ b/trunk/arch/powerpc/kernel/udbg_16550.c
@@ -144,7 +144,7 @@ unsigned int udbg_probe_uart_speed(void __iomem *comport, unsigned int clock)
 }
 
 #ifdef CONFIG_PPC_MAPLE
-void udbg_maple_real_putc(unsigned char c)
+void udbg_maple_real_putc(char c)
 {
 	if (udbg_comport) {
 		while ((real_readb(&udbg_comport->lsr) & LSR_THRE) == 0)