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[Qemu-commits] [COMMIT 2c8d934] isapc: Fix irq routing

From: Anthony Liguori
Subject: [Qemu-commits] [COMMIT 2c8d934] isapc: Fix irq routing
Date: Thu, 10 Sep 2009 16:08:50 -0000

From: Gerd Hoffmann <address@hidden>

Only send irqs to ioapic in case we have one.
Fixes qemu segfault.

Signed-off-by: Gerd Hoffmann <address@hidden>

diff --git a/hw/pc.c b/hw/pc.c
index 6292001..9af0cdb 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -100,7 +100,8 @@ static void isa_irq_handler(void *opaque, int n, int level)
     if (n < 16) {
         qemu_set_irq(isa->i8259[n], level);
-    qemu_set_irq(isa->ioapic[n], level);
+    if (isa->ioapic)
+        qemu_set_irq(isa->ioapic[n], level);
 static void ioport80_write(void *opaque, uint32_t addr, uint32_t data)

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