[dia] svg: stroke-dasharray=none makes a solid line

[Hans Breuer <hans src gnome org>]

commit 2f894fd2a5b55b8ee61f3d1c06269166fd3e4421
Author: Hans Breuer <hans breuer org>
Date:   Wed Jul 10 21:42:33 2013 +0200

    svg: stroke-dasharray=none makes a solid line
    
    if we don't get a single value line should not be dashed

 lib/dia_svg.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/lib/dia_svg.c b/lib/dia_svg.c
index b34d0be..f19c4af 100644
--- a/lib/dia_svg.c
+++ b/lib/dia_svg.c
@@ -259,8 +259,10 @@ _parse_dasharray (DiaSvgStyle *s, real user_scale, gchar *str, gchar **end)
   else if (user_scale > 0)
     s->dashlength /= user_scale;
 
-  while (dashes[n])
-    ++n; /* Dia can not do arbitrary length, the number of dashes gives the style */
+  if (s->dashlength) { /* at least one value */
+    while (dashes[n])
+      ++n; /* Dia can not do arbitrary length, the number of dashes gives the style */
+  }
   if (n > 0)
     s->dashlength = g_ascii_strtod (dashes[0], NULL);
   if (user_scale > 0)