---
common/lines.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/common/lines.c b/common/lines.c
index 10ca318..e5097c4 100644
--- a/common/lines.c
+++ b/common/lines.c
@@ -412,7 +412,7 @@ miStepDash (int dist, /* distance to step */
totallen = 0;
for (i = 0; i < numInDashList; i++)
totallen += pDash[i];
- if (totallen <= dist)
+ if (totallen > 0 && totallen <= dist)
dist = dist % totallen;
while (dist >= pDash[dashIndex]) {
dist -= pDash[dashIndex];
--
2.7.3
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