[Kst] kdeextragear-2/kst/plugins/linefit

[George Staikos]

CVS commit by staikos: 

another access beyond the end of the array while interpolating.


  M +8 -2      linefit.c   1.7


--- kdeextragear-2/kst/plugins/linefit/linefit.c  #1.6:1.7
@@ -81,6 +81,12 @@ int linefit(const double *const inArrays
                 long int idx = lrint(z);
                 double skew = z - floor(z); /* [0..1] */
-                double newX = inArrays[X][idx] + (inArrays[X][idx+1] - inArrays[X][idx])*skew;
-                double ci = inArrays[Y][i] - a - b*newX;
+                long int idx2 = idx + 1;
+                double newX;
+                double ci;
+                while (idx2 >= inArrayLens[X]) {
+                        idx2--;
+                }
+                newX = inArrays[X][idx] + (inArrays[X][idx+1] - inArrays[X][idx])*skew;
+                ci = inArrays[Y][i] - a - b*newX;
                 chi2 += ci*ci;
         }