minor fixes

Author: uecker

Diff for: src/box.c

@@ -152,7 +152,7 @@ float box_iou_kind(box a, box b, IOU_LOSS iou_kind)
 {
     //IOU, GIOU, MSE, DIOU, CIOU
     switch(iou_kind) {
-	case MSE: assert(0);
+        case MSE: assert(0);
         case IOU: return box_iou(a, b);
         case GIOU: return box_giou(a, b);
         case DIOU: return box_diou(a, b);

Diff for: src/classifier.c

@@ -768,7 +768,7 @@ void try_classifier(char *datacfg, char *cfgfile, char *weightfile, char *filena
     char *input = buff;
     while(1){
         if(filename){
-            strncpy(input, filename, 255);
+            strncpy(input, filename, sizeof buff - 1);
         }else{
             printf("Enter Image Path: ");
             fflush(stdout);