X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;ds=sidebyside;f=saveresume.c;h=cf1dd6c287115f7790fe92f0ac25a0542cd5dcee;hb=917af2e7440cd0d274db78c55e1f0cc8c05cde2d;hp=4378324c3b3fd5bf00437587727563c4f953e496;hpb=25424a01dbe9a2b3c2c8cd2d9f8412a7bb63da09;p=open-adventure.git

diff --git a/saveresume.c b/saveresume.c
index 4378324..cf1dd6c 100644
--- a/saveresume.c
+++ b/saveresume.c
@@ -134,18 +134,21 @@ bool is_valid(struct game_t valgame)
      *  valid: no states are outside minimal or maximal value
      */
 
-    /*  Bounds check for locations
-     */
+    /* Prevent division by zero */
+    if (valgame.abbnum == 0) {
+        return false;
+    }
+
+    /*  Bounds check for locations */
     if ( valgame.chloc < -1  || valgame.chloc > NLOCATIONS  ||
-         valgame.chloc < -1  || valgame.chloc > NLOCATIONS  ||
+         valgame.chloc2 < -1  || valgame.chloc2 > NLOCATIONS  ||
          valgame.loc < -1    || valgame.loc > NLOCATIONS    ||
          valgame.newloc < -1 || valgame.newloc > NLOCATIONS ||
          valgame.oldloc < -1 || valgame.oldloc > NLOCATIONS ||
-         valgame.oldloc < -1 || valgame.oldloc > NLOCATIONS) {
+         valgame.oldlc2 < -1 || valgame.oldlc2 > NLOCATIONS) {
         return false;
     }
-    /*  Bounds check for location arrays
-     */
+    /*  Bounds check for location arrays */
     for (int i = 0; i <= NDWARVES; i++) {
         if (valgame.dloc[i]  < -1 || valgame.dloc[i]  > NLOCATIONS  ||
             valgame.odloc[i] < -1 || valgame.odloc[i] > NLOCATIONS) {