multifd: Unfold "used" variable by its value

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

diff --git a/migration/multifd.c b/migration/multifd.c
index 1d4885e1a05ea3c15b231cb7162295215fa84875..e5b1fa501551a7448c5582068f8a2286549ff635 100644 (file)
--- a/migration/multifd.c
+++ b/migration/multifd.c
@@ -1062,7 +1062,6 @@ static void *multifd_recv_thread(void *opaque)
     rcu_register_thread();
 
     while (true) {
-        uint32_t used;
         uint32_t flags;
 
         if (p->quit) {
@@ -1085,17 +1084,16 @@ static void *multifd_recv_thread(void *opaque)
             break;
         }
 
-        used = p->pages->num;
         flags = p->flags;
         /* recv methods don't know how to handle the SYNC flag */
         p->flags &= ~MULTIFD_FLAG_SYNC;
-        trace_multifd_recv(p->id, p->packet_num, used, flags,
+        trace_multifd_recv(p->id, p->packet_num, p->pages->num, flags,
                            p->next_packet_size);
         p->num_packets++;
-        p->num_pages += used;
+        p->num_pages += p->pages->num;
         qemu_mutex_unlock(&p->mutex);
 
-        if (used) {
+        if (p->pages->num) {
             ret = multifd_recv_state->ops->recv_pages(p, &local_err);
             if (ret != 0) {
                 break;