Remove redundant continue

[Michael McConville]

A trivial simplification, but it's a false positive for an
inner-loop-continue bug, so it'd be nice to take care of it.

ok?


Index: sys/arch/amd64/amd64/intr.c
===================================================================
RCS file: /cvs/src/sys/arch/amd64/amd64/intr.c,v
retrieving revision 1.47
diff -u -p -r1.47 intr.c
--- sys/arch/amd64/amd64/intr.c 8 Dec 2015 19:45:55 -0000       1.47
+++ sys/arch/amd64/amd64/intr.c 27 Dec 2015 18:43:39 -0000
@@ -194,10 +194,8 @@ intr_allocate_slot_cpu(struct cpu_info *
                        slot = i;
                        break;
                }
-               if (isp == NULL && slot == -1) {
+               if (isp == NULL && slot == -1)
                        slot = i;
-                       continue;
-               }
        }
        if (slot == -1) {
                return EBUSY;