fix local var usage for slot in tm-threads.c

src/tm-threads.c

@@ -666,14 +666,15 @@ void *TmThreadsSlotVar(void *td)
             tv->tmqh_out(tv, p);
 
             /* now handle the post_pq packets */
-            for (s = slot; s != NULL; s = s->slot_next) {
+            TmSlot *slot;
-                while (s->slot_post_pq.top != NULL) {
+            for (slot = s; slot != NULL; slot = slot->slot_next) {
-                    Packet *extra_p = PacketDequeue(&s->slot_post_pq);
+                while (slot->slot_post_pq.top != NULL) {
+                    Packet *extra_p = PacketDequeue(&slot->slot_post_pq);
                     if (extra_p == NULL)
                         break;
 
-                    if (s->slot_next != NULL) {
+                    if (slot->slot_next != NULL) {
-                        r = TmThreadsSlotVarRun(tv, extra_p, s->slot_next);
+                        r = TmThreadsSlotVarRun(tv, extra_p, slot->slot_next);
                         if (r == TM_ECODE_FAILED) {
                             TmqhOutputPacketpool(tv, extra_p);
                             TmThreadsSetFlag(tv, THV_FAILED);
@@ -682,8 +683,8 @@ void *TmThreadsSlotVar(void *td)
                     }
                     /* output the packet */
                     tv->tmqh_out(tv, extra_p);
-                } /* while (s->slot_post_pq.top != NULL) */
+                } /* while (slot->slot_post_pq.top != NULL) */
-            } /* for (s = slot; s != NULL; s = s->slot_next) */
+            } /* for (slot = s; slot != NULL; slot = slot->slot_next) */
         } /* if (p != NULL) */
 
         if (TmThreadsCheckFlag(tv, THV_KILL)) {