[MIPS] Yosemite: Don't declare titan_mailbox_irq() as asmlinkage.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/pmc-sierra/yosemite/smp.c b/arch/mips/pmc-sierra/yosemite/smp.c
index d83c4ad..4f830f9 100644
--- a/arch/mips/pmc-sierra/yosemite/smp.c
+++ b/arch/mips/pmc-sierra/yosemite/smp.c
@@ -106,7 +106,7 @@
 {
 }
 
-asmlinkage void titan_mailbox_irq(void)
+void titan_mailbox_irq(void)
 {
 	int cpu = smp_processor_id();
 	unsigned long status;