refactor set_select_fds goto

src/main/main.c

@@ -287,33 +287,35 @@ static void fd_handler(struct re_fhs *fhs, int flags)
 #ifdef HAVE_SELECT
 static int set_select_fds(struct re *re, struct re_fhs *fhs)
 {
-	int i;
+	int i = -1;
 
 	if (!re || !fhs)
 		return EINVAL;
 
 	if (fhs->index != -1) {
 		i = fhs->index;
-		goto update;
 	}
-
-	/* if nothing is found a linear search for the first
-	 * zeroed handler */
-	for (i = 0; i < re->maxfds; i++) {
-		if (!re->fhsl[i])
-			goto update;
+	else {
+		/* if nothing is found a linear search for the first
+		 * zeroed handler */
+		for (int j = 0; j < re->maxfds; j++) {
+			if (!re->fhsl[j]) {
+				i = j;
+				break;
+			}
+		}
 	}
 
-	return ERANGE;
+	if (i == -1)
+		return ERANGE;
 
-update:
 	if (fhs->flags) {
 		re->fhsl[i] = fhs;
-		fhs->index = i;
+		fhs->index  = i;
 	}
 	else {
 		re->fhsl[i] = NULL;
-		fhs->index = -1;
+		fhs->index  = -1;
 	}
 
 	return 0;