KVM: PIC: fix use of uninitialised variable.

Commit aea218f3cbbc (KVM: PIC: call ack notifiers for irqs that are
dropped form irr) used an uninitialised variable to track whether an
appropriate apic had been found.  This could result in calling the ack
notifier incorrectly.

Cc: Gleb Natapov <gleb@redhat.com>
Cc: Avi Kivity <avi@redhat.com>
Signed-off-by: Jamie Iles <jamie@jamieiles.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c
index e498b18f010c7b97480ccf1f1018c87a5f07daa1..9fc9aa7ac7034c64dc8cdb59f27f5ac80e1d77ab 100644 (file)
--- a/arch/x86/kvm/i8259.c
+++ b/arch/x86/kvm/i8259.c
@@ -318,7 +318,7 @@ static void pic_ioport_write(void *opaque, u32 addr, u32 val)
                if (val & 0x10) {
                        u8 edge_irr = s->irr & ~s->elcr;
                        int i;
-                       bool found;
+                       bool found = false;
                        struct kvm_vcpu *vcpu;
 
                        s->init4 = val & 1;