Prevent crash if nsp is evaluated to 0

4 years ago · 0557bc60bf
1 changed files with 2 additions and 0 deletions
--- a/src/frontend/plotting/grid.c
+++ b/src/frontend/plotting/grid.c
@ -633,6 +633,8 @@ lingrid(GRAPH *graph, double lo, double hi, double delta, int type, Axis axis)
        nsp = (int)((hi - lo) / delta);
        if (nsp > 100)
            nsp = 100;
+        if (nsp < 1)
+            nsp = 1;
    }
    spacing = (max - margin) / nsp;