From 763d218302aa9bde6827dd3df0bb8f897fbba2a9 Mon Sep 17 00:00:00 2001 From: Liu Yuan Date: Fri, 19 Apr 2019 09:24:28 +0800 Subject: [PATCH] DM: virtio-gpio: fix array overflow issue explicitly initialize the cmd_cap string array. Tracked-On: #3001 Signed-off-by: Yuan Liu Acked-by: Yu Wang --- devicemodel/hw/pci/virtio/virtio_gpio.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/devicemodel/hw/pci/virtio/virtio_gpio.c b/devicemodel/hw/pci/virtio/virtio_gpio.c index 179304801..9c78fca6d 100644 --- a/devicemodel/hw/pci/virtio/virtio_gpio.c +++ b/devicemodel/hw/pci/virtio/virtio_gpio.c @@ -1571,13 +1571,14 @@ print_virtio_gpio_info(struct virtio_gpio_request *req, struct virtio_gpio_response *rsp, bool in) { const char *item; - const char *const cmd_map[] = { + const char *const cmd_map[GPIO_REQ_MAX + 1] = { "GPIO_REQ_SET_VALUE", "GPIO_REQ_GET_VALUE", "GPIO_REQ_INPUT_DIRECTION", "GPIO_REQ_OUTPUT_DIRECTION", "GPIO_REQ_GET_DIRECTION", "GPIO_REQ_SET_CONFIG", + "GPIO_REQ_MAX", }; if (req->cmd == GPIO_REQ_SET_VALUE || req->cmd == GPIO_REQ_GET_VALUE)