ia64 time.c: ANSIfy

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index 627785c..1169d46 100644
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -255,7 +255,7 @@
 	}
 }
 
-static cycle_t itc_get_cycles()
+static cycle_t itc_get_cycles(void)
 {
 	u64 lcycle, now, ret;