Fix allocation issue in FSA module

lib/fsa.c

@@ -33,7 +33,8 @@ int fsa_add_state(fsa_t *fsa)
 {
 	if (fsa->count >= fsa->capacity) {
 		fsa->capacity *= 2;
-		fsa->states = realloc(fsa->states, fsa->capacity);
+		fsa->states
+		    = realloc(fsa->states, fsa->capacity * sizeof(fsa_state_t));
 		assert(NULL != fsa->states);
 	}
 
@@ -56,7 +57,8 @@ void fsa_add_rule(fsa_t *fsa, int from, int to, int input)
 	fsa_state_t *state = &fsa->states[from];
 	if (state->count >= state->capacity) {
 		state->capacity *= 2;
-		state->rules = realloc(state->rules, state->capacity);
+		state->rules
+		    = realloc(state->rules, state->capacity * sizeof(fsa_rule_t));
 		assert(NULL != state->rules);
 	}