plotit.c, check for infinite y values

2017-05-25 12:16:06 +02:00 · 2017-05-25 12:16:06 +02:00 · ad5ccd2d61
parent 93e243993d
commit ad5ccd2d61
1 changed files with 5 additions and 0 deletions
--- a/src/frontend/plotting/plotit.c
+++ b/src/frontend/plotting/plotit.c
@ -866,6 +866,11 @@ plotit(wordlist *wl, char *hcopy, char *devname)
        goto quit;
    }

+    if(isinf(ylims[0]) || isinf(ylims[1])) {
+        fprintf(cp_err, "Error: Y values must not be infinite\n");
+        goto quit;
+    }
+
    /* Fix the plot limits for smith and polar grids. */
    if ((!xlim || !ylim) && (gtype == GRID_POLAR)) {
        double mx, my, rad;