squash a -Wconversion warning in Pobspath

diff --git a/lib/pathplan/cvt.c b/lib/pathplan/cvt.c
index 4c17ccebb1c5fab814b9664e2cb68c536d04bc6b..d2ed716476f2e0c15b5717d7c8ac4996af131a9b 100644 (file)
--- a/lib/pathplan/cvt.c
+++ b/lib/pathplan/cvt.c
@@ -97,7 +97,7 @@ void Pobsclose(vconfig_t * config)
 int Pobspath(vconfig_t * config, Ppoint_t p0, int poly0, Ppoint_t p1,
             int poly1, Ppolyline_t * output_route)
 {
-    int i, j, *dad;
+    int i, *dad;
     size_t opn;
     Ppoint_t *ops;
     COORD *ptvis0, *ptvis1;
@@ -120,7 +120,7 @@ int Pobspath(vconfig_t * config, Ppoint_t p0, int poly0, Ppoint_t p1,
     opn++;
     ops = malloc(opn * sizeof(Ppoint_t));
 
-    j = opn - 1;
+    size_t j = opn - 1;
     ops[j--] = p1;
     for (i = dad[config->N]; i != config->N + 1; i = dad[i])
        ops[j--] = config->P[i];