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[Qemu-devel] [PATCH 3/7] msi: Guard msi_reset with msi_present
From: |
Jan Kiszka |
Subject: |
[Qemu-devel] [PATCH 3/7] msi: Guard msi_reset with msi_present |
Date: |
Wed, 8 Jun 2011 12:26:41 +0200 |
Signed-off-by: Jan Kiszka <address@hidden>
---
hw/msi.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/hw/msi.c b/hw/msi.c
index b7a92c9..b039893 100644
--- a/hw/msi.c
+++ b/hw/msi.c
@@ -183,6 +183,10 @@ void msi_reset(PCIDevice *dev)
uint16_t flags;
bool msi64bit;
+ if (!msi_present(dev)) {
+ return;
+ }
+
flags = pci_get_word(dev->config + msi_flags_off(dev));
flags &= ~(PCI_MSI_FLAGS_QSIZE | PCI_MSI_FLAGS_ENABLE);
msi64bit = flags & PCI_MSI_FLAGS_64BIT;
--
1.7.1
[Qemu-devel] [PATCH 1/7] msi: Fix copy&paste mistake in msi_uninit, Jan Kiszka, 2011/06/08
[Qemu-devel] [PATCH 4/7] msi: Use msi/msix_present more consistently, Jan Kiszka, 2011/06/08
[Qemu-devel] [PATCH 3/7] msi: Guard msi_reset with msi_present,
Jan Kiszka <=
[Qemu-devel] [PATCH 8/7] ivshmem: Reset MSI-X state on device reset, Jan Kiszka, 2011/06/08
Re: [Qemu-devel] [PATCH 0/7] msi: Small cleanups and fixes, Michael S. Tsirkin, 2011/06/08