[PATCH v6 27/28] whpx: i386: ignore send_msi to interrupt vector 0

[Mohamed Mediouni]

Signed-off-by: Mohamed Mediouni <moha...@unpredictable.fr>
---
 target/i386/whpx/whpx-apic.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/target/i386/whpx/whpx-apic.c b/target/i386/whpx/whpx-apic.c
index b934fdcbe1..f26ecaf6e8 100644
--- a/target/i386/whpx/whpx-apic.c
+++ b/target/i386/whpx/whpx-apic.c
@@ -192,6 +192,11 @@ static void whpx_send_msi(MSIMessage *msg)
     uint8_t trigger_mode = (data >> MSI_DATA_TRIGGER_SHIFT) & 0x1;
     uint8_t delivery = (data >> MSI_DATA_DELIVERY_MODE_SHIFT) & 0x7;
 
+    if (vector == 0) {
+        warn_report("Ignoring request for interrupt vector 0");
+        return;
+    }
+
     WHV_INTERRUPT_CONTROL interrupt = {
         /* Values correspond to delivery modes */
         .Type = delivery,
-- 
2.50.1 (Apple Git-155)