@@ -46,9 +46,8 @@ struct match_struct {

 static void precompute_bonus(const char *haystack, score_t *match_bonus) {

 	/* Which positions are beginning of words */

-	int m = strlen(haystack);

 	char last_ch = '/';

-	for (int i = 0; i < m; i++) {

+	for (int i = 0; haystack[i]; i++) {

 		char ch = haystack[i];

 		match_bonus[i] = COMPUTE_BONUS(last_ch, ch);

 		last_ch = ch;