Mesa (main): vulkan/wsi: fix crash with debug names on swapchain

GitLab Mirror gitlab-mirror at kemper.freedesktop.org
Tue Jun 21 17:27:39 UTC 2022


Module: Mesa
Branch: main
Commit: efc398c722ae47afd01ed1abd83abb208bba9692
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=efc398c722ae47afd01ed1abd83abb208bba9692

Author: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
Date:   Mon Jun 20 13:00:38 2022 +0000

vulkan/wsi: fix crash with debug names on swapchain

If you set a name of on a swapchain object, because the base object
struct has not been initialized with a VkDevice,
vk_object_base_finish() will segfault when trying to free the object
name.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
Fixes: cb1e0db23e3f ("vulkan/wsi: Make wsi_swapchain inherit from vk_object_base")
Reviewed-by: Adam Jackson <ajax at redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17165>

---

 src/vulkan/wsi/wsi_common.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/vulkan/wsi/wsi_common.c b/src/vulkan/wsi/wsi_common.c
index 7094171db7d..bfa607c26a7 100644
--- a/src/vulkan/wsi/wsi_common.c
+++ b/src/vulkan/wsi/wsi_common.c
@@ -247,24 +247,25 @@ wsi_device_setup_syncobj_fd(struct wsi_device *wsi_device,
 VkResult
 wsi_swapchain_init(const struct wsi_device *wsi,
                    struct wsi_swapchain *chain,
-                   VkDevice device,
+                   VkDevice _device,
                    const VkSwapchainCreateInfoKHR *pCreateInfo,
                    const VkAllocationCallbacks *pAllocator,
                    bool use_buffer_blit)
 {
+   VK_FROM_HANDLE(vk_device, device, _device);
    VkResult result;
 
    memset(chain, 0, sizeof(*chain));
 
-   vk_object_base_init(NULL, &chain->base, VK_OBJECT_TYPE_SWAPCHAIN_KHR);
+   vk_object_base_init(device, &chain->base, VK_OBJECT_TYPE_SWAPCHAIN_KHR);
 
    chain->wsi = wsi;
-   chain->device = device;
+   chain->device = _device;
    chain->alloc = *pAllocator;
    chain->use_buffer_blit = use_buffer_blit;
    chain->buffer_blit_queue = VK_NULL_HANDLE;
    if (use_buffer_blit && wsi->get_buffer_blit_queue)
-      chain->buffer_blit_queue = wsi->get_buffer_blit_queue(device);
+      chain->buffer_blit_queue = wsi->get_buffer_blit_queue(_device);
 
    int cmd_pools_count = chain->buffer_blit_queue != VK_NULL_HANDLE ? 1 : wsi->queue_family_count;
 
@@ -287,7 +288,7 @@ wsi_swapchain_init(const struct wsi_device *wsi,
          .flags = 0,
          .queueFamilyIndex = queue_family_index,
       };
-      result = wsi->CreateCommandPool(device, &cmd_pool_info, &chain->alloc,
+      result = wsi->CreateCommandPool(_device, &cmd_pool_info, &chain->alloc,
                                       &chain->cmd_pools[i]);
       if (result != VK_SUCCESS)
          goto fail;



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