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[10/54] ehci: check for EHCI_ASYNC_FINISHED first in ehci_free_packet

Message ID 1346915575-12369-11-git-send-email-kraxel@redhat.com
State New
Headers show

Commit Message

Gerd Hoffmann Sept. 6, 2012, 7:12 a.m. UTC 
Otherwise we'll see the packet free twice in the trace log even though
it actually happens only once.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/usb/hcd-ehci.c |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)
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Patch

diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c
index 0a6c9ef..23221d0 100644
--- a/hw/usb/hcd-ehci.c
+++ b/hw/usb/hcd-ehci.c
@@ -747,12 +747,6 @@  static EHCIPacket *ehci_alloc_packet(EHCIQueue *q)
 
 static void ehci_free_packet(EHCIPacket *p)
 {
-    trace_usb_ehci_packet_action(p->queue, p, "free");
-    if (p->async == EHCI_ASYNC_INFLIGHT) {
-        usb_cancel_packet(&p->packet);
-        usb_packet_unmap(&p->packet, &p->sgl);
-        qemu_sglist_destroy(&p->sgl);
-    }
     if (p->async == EHCI_ASYNC_FINISHED) {
         int state = ehci_get_state(p->queue->ehci, p->queue->async);
         /* This is a normal, but rare condition (cancel racing completion) */
@@ -763,6 +757,12 @@  static void ehci_free_packet(EHCIPacket *p)
         /* state_writeback recurses into us with async == EHCI_ASYNC_NONE!! */
         return;
     }
+    trace_usb_ehci_packet_action(p->queue, p, "free");
+    if (p->async == EHCI_ASYNC_INFLIGHT) {
+        usb_cancel_packet(&p->packet);
+        usb_packet_unmap(&p->packet, &p->sgl);
+        qemu_sglist_destroy(&p->sgl);
+    }
     QTAILQ_REMOVE(&p->queue->packets, p, next);
     usb_packet_cleanup(&p->packet);
     g_free(p);