slirp: Remove unneeded if_queued

There is now a trivial check on entry of if_start for pending packets,
so we can drop the additional tracking via if_queued.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>

1 files changed, 1 insertions, 10 deletions

diff --git a/slirp/if.c b/slirp/if.c
index f6e848a31a..096cf6fd07 100644
--- a/slirp/if.c
+++ b/slirp/if.c
@@ -110,8 +110,6 @@ if_output(struct socket *so, struct mbuf *ifm)
 	insque(ifm, ifq);
 
 diddit:
-	slirp->if_queued++;
-
 	if (so) {
 		/* Update *_queued */
 		so->so_queued++;
@@ -157,7 +155,6 @@ diddit:
 void if_start(Slirp *slirp)
 {
     uint64_t now = qemu_get_clock_ns(rt_clock);
-    int requeued = 0;
     bool from_batchq, next_from_batchq;
     struct mbuf *ifm, *ifm_next, *ifqt;
 
@@ -182,8 +179,7 @@ void if_start(Slirp *slirp)
     while (ifm_next) {
         /* check if we can really output */
         if (!slirp_can_output(slirp->opaque)) {
-            slirp->if_start_busy = false;
-            return;
+            break;
         }
 
         ifm = ifm_next;
@@ -200,12 +196,9 @@ void if_start(Slirp *slirp)
             ifm_next = NULL;
         }
 
-        slirp->if_queued--;
-
         /* Try to send packet unless it already expired */
         if (ifm->expiration_date >= now && !if_encap(slirp, ifm)) {
             /* Packet is delayed due to pending ARP resolution */
-            requeued++;
             continue;
         }
 
@@ -245,7 +238,5 @@ void if_start(Slirp *slirp)
         m_free(ifm);
     }
 
-    slirp->if_queued = requeued;
-
     slirp->if_start_busy = false;
 }