icaltime.c - icaltime_days_in_month - ensure a valid month

1 files changed, 3 insertions, 1 deletions

diff --git a/src/libical/icaltime.c b/src/libical/icaltime.c
index b6247d56..223ebb0a 100644
--- a/src/libical/icaltime.c
+++ b/src/libical/icaltime.c
@@ -434,7 +434,7 @@ static const int _days_in_month[] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31,
 
 int icaltime_days_in_month(const int month, const int year)
 {
-    int days = _days_in_month[month];
+    int days;
 
 /* The old code aborting if it was passed a parameter like BYMONTH=0
  * Unfortunately it's not practical right now to pass an error all
@@ -448,6 +448,8 @@ int icaltime_days_in_month(const int month, const int year)
         return 30;
     }
 
+    days = _days_in_month[month];
+
     if (month == 2) {
         days += icaltime_is_leap_year(year);
     }