[ospfd] Make OSPF_ISM_TIMER_OFF macro safer.
2005-11-16 Andrew J. Schorr <ajschorr@alumni.princeton.edu>
* ospf_ism.h: (OSPF_ISM_TIMER_OFF) Improve macro syntax by enclosing
in 'do {...} while(0)'.
diff --git a/ospfd/ospf_ism.h b/ospfd/ospf_ism.h
index c714a15..f0357a4 100644
--- a/ospfd/ospf_ism.h
+++ b/ospfd/ospf_ism.h
@@ -90,11 +90,13 @@
/* Macro for OSPF ISM timer turn off. */
#define OSPF_ISM_TIMER_OFF(X) \
- if (X) \
- { \
- thread_cancel (X); \
- (X) = NULL; \
- }
+ do { \
+ if (X) \
+ { \
+ thread_cancel (X); \
+ (X) = NULL; \
+ } \
+ } while (0)
/* Macro for OSPF schedule event. */
#define OSPF_ISM_EVENT_SCHEDULE(I,E) \