--- arch/powerpc/oprofile/op_model_cell.c

+++ arch/powerpc/oprofile/op_model_cell.c

@@ -1077,7 +1077,7 @@ static int calculate_lfsr(int n)

index = ENTRIES-1;

/* make sure index is valid */

- if ((index > ENTRIES) || (index < 0))

+ if ((index >= ENTRIES) || (index < 0))

index = ENTRIES-1;

return initial_lfsr[index];