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[PATCH v2 07/11] hw/intc/xics: Avoid dynamic stack allocation


From: Peter Maydell
Subject: [PATCH v2 07/11] hw/intc/xics: Avoid dynamic stack allocation
Date: Fri, 19 Aug 2022 16:39:27 +0100

From: Philippe Mathieu-Daudé <philmd@redhat.com>

Use autofree heap allocation instead of variable-length
array on the stack.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 hw/intc/xics.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/intc/xics.c b/hw/intc/xics.c
index 5b0b4d96242..dcd021af668 100644
--- a/hw/intc/xics.c
+++ b/hw/intc/xics.c
@@ -567,8 +567,8 @@ static void ics_reset_irq(ICSIRQState *irq)
 static void ics_reset(DeviceState *dev)
 {
     ICSState *ics = ICS(dev);
+    g_autofree uint8_t *flags = g_malloc(ics->nr_irqs);
     int i;
-    uint8_t flags[ics->nr_irqs];
 
     for (i = 0; i < ics->nr_irqs; i++) {
         flags[i] = ics->irqs[i].flags;
-- 
2.25.1




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