1 files changed, 5 insertions, 7 deletions

diff --git a/src/nissy.c b/src/nissy.c
index a7f8432..ba43e5d 100644
--- a/src/nissy.c
+++ b/src/nissy.c
@@ -534,8 +534,8 @@ nissy_solve(
         unsigned minmoves,
         unsigned maxmoves,
         unsigned maxsols,
-        int optimal,
-        int threads,
+        unsigned optimal,
+        unsigned threads,
         unsigned long long data_size,
         const char data[data_size],
         unsigned sols_size,
@@ -546,7 +546,7 @@ nissy_solve(
         cube_t c;
         long long parse_ret;
         uint8_t h, k;
-        int t, opt;
+        int t;
 
         if (solver == NULL) {
                 LOG("Error: 'solver' argument is NULL\n");
@@ -573,8 +573,6 @@ nissy_solve(
                 return 0;
         }
 
-        opt = optimal < 0 ? MAXLEN : optimal;
-
         t = threads == 0 ? THREADS : threads;
         if (t < 0) {
                 LOG("solve: 'threads' is negative. Please provide a "
@@ -597,10 +595,10 @@ nissy_solve(
                 if (parse_ret != NISSY_OK)
                         return parse_ret;
                 return solve_h48(c, minmoves, maxmoves, maxsols,
-                    opt, t, data_size, data, sols_size, sols, stats);
+                    optimal, t, data_size, data, sols_size, sols, stats);
         } else if (!strncmp(solver, "coord_", 6)) {
                 return solve_coord_dispatch(c, solver + 6, nissflag,
-                    minmoves, maxmoves, maxsols, opt, t, data_size, data,
+                    minmoves, maxmoves, maxsols, optimal, t, data_size, data,
                     sols_size, sols);
         } else {
                 LOG("solve: unknown solver '%s'\n", solver);