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[77/81] e1000e: correctly tear down MSI-X memory regions

Message ID 1490051325-3770-78-git-send-email-mdroth@linux.vnet.ibm.com
State New
Headers show

Commit Message

Michael Roth March 20, 2017, 11:08 p.m. UTC 
From: Paolo Bonzini <pbonzini@redhat.com>

MSI-X has been disabled by the time the e1000e device is unrealized, hence
msix_uninit is never called.  This causes the object to be leaked, which
shows up as a RAMBlock with empty name when attempting migration.

Reported-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Tested-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
(cherry picked from commit 7ec7ae4b973d1471f6f39fc2b6481f69c2b39593)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
---
 hw/net/e1000e.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/hw/net/e1000e.c b/hw/net/e1000e.c
index 4994e1c..509f2a0 100644
--- a/hw/net/e1000e.c
+++ b/hw/net/e1000e.c
@@ -306,7 +306,7 @@  e1000e_init_msix(E1000EState *s)
 static void
 e1000e_cleanup_msix(E1000EState *s)
 {
-    if (msix_enabled(PCI_DEVICE(s))) {
+    if (msix_present(PCI_DEVICE(s))) {
         e1000e_unuse_msix_vectors(s, E1000E_MSIX_VEC_NUM);
         msix_uninit(PCI_DEVICE(s), &s->msix, &s->msix);
     }