xilinx_spips: Set unused IRQs to NULL

Unused CS lines should init to 0 to avoid segfaulting when accessing an
unattached QSPI controller.

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: c1e45198032106e69e8fe9339fc2e6348d524fcd.1362373359.git.peter.crosthwaite@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/hw/xilinx_spips.c b/hw/xilinx_spips.c
index 6c21b9668bd0b0f8852b092686fb73f9daf7de1b..853f4e0b4b6e1895b63c14ab358dc6c137fc8937 100644 (file)
--- a/hw/xilinx_spips.c
+++ b/hw/xilinx_spips.c
@@ -497,7 +497,7 @@ static int xilinx_spips_init(SysBusDevice *dev)
         s->spi[i] = ssi_create_bus(&dev->qdev, bus_name);
     }
 
-    s->cs_lines = g_new(qemu_irq, s->num_cs * s->num_busses);
+    s->cs_lines = g_new0(qemu_irq, s->num_cs * s->num_busses);
     ssi_auto_connect_slaves(DEVICE(s), s->cs_lines, s->spi[0]);
     ssi_auto_connect_slaves(DEVICE(s), s->cs_lines, s->spi[1]);
     sysbus_init_irq(dev, &s->irq);