Planner: even with broken plans, don't divide by 0

This fixes the crash in #623, but not the other oddities. See #623 Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2014-07-15 03:14:15 -07:00 · 2014-07-15 03:14:15 -07:00 · 4eec911d3a
commit 4eec911d3a
parent 95dbfc22ac
1 changed files with 4 additions and 2 deletions
--- a/dive.c
+++ b/dive.c
@ -2404,8 +2404,10 @@ int average_depth(struct diveplan *dive)
 		}
 		dp = dp->next;
 	}
-
-	return integral / last_time;
+	if (last_time)
+		return integral / last_time;
+	else
+		return 0;
 }

 struct picture *alloc_picture()