sched/pthread/pthread_setaffinity.c: Fix a syslog format

sched/pthread/pthread_setaffinity.c

@@ -25,6 +25,7 @@
 #include <nuttx/config.h>
 
 #include <sys/types.h>
+#include <stdint.h>
 #include <pthread.h>
 #include <sched.h>
 #include <errno.h>
@@ -69,12 +70,12 @@ int pthread_setaffinity_np(pthread_t thread, size_t cpusetsize,
 {
   int ret;
 
-  sinfo("thread ID=%d cpusetsize=%d cpuset=%p\n",
-        (int)thread, (int)cpusetsize, cpusetsize);
-
   DEBUGASSERT(thread > 0 && cpusetsize == sizeof(cpu_set_t) &&
               cpuset != NULL);
 
+  sinfo("thread ID=%d cpusetsize=%zu cpuset=%ju\n",
+        (int)thread, cpusetsize, (uintmax_t)*cpuset);
+
   /* Let nxsched_set_affinity do all of the work, adjusting the return
    * value.
    */