Mesa (master): zink: Fix 32-bit compilation

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Module: Mesa
Branch: master
Commit: b238d17a02f13a80771e81e3604bc6cc86e26da2
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=b238d17a02f13a80771e81e3604bc6cc86e26da2

Author: Joshua Ashton <joshua at froggi.es>
Date:   Sat Aug  8 07:24:56 2020 +0100

zink: Fix 32-bit compilation

`sizeof(void*) != sizeof(VkShaderModule)` on x86 hence this fails with `-Werror=int-conversion`

Fixes: 0f059d550bd "zink: split up creating zink_shader objects and VkShaderModule objects"

Reviewed-by: Erik Faye-Lund <erik.faye-lund at collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6239>

---

 src/gallium/drivers/zink/zink_compiler.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/zink/zink_compiler.c b/src/gallium/drivers/zink/zink_compiler.c
index 55451ad2443..b9d1b666b14 100644
--- a/src/gallium/drivers/zink/zink_compiler.c
+++ b/src/gallium/drivers/zink/zink_compiler.c
@@ -217,7 +217,7 @@ update_so_info(struct zink_shader *sh,
 VkShaderModule
 zink_shader_compile(struct zink_screen *screen, struct zink_shader *zs)
 {
-   VkShaderModule mod = NULL;
+   VkShaderModule mod = VK_NULL_HANDLE;
    void *streamout = zs->streamout.so_info_slots ? &zs->streamout : NULL;
    struct spirv_shader *spirv = nir_to_spirv(zs->nir, streamout);
    assert(spirv);
@@ -240,7 +240,7 @@ zink_shader_compile(struct zink_screen *screen, struct zink_shader *zs)
    smci.pCode = spirv->words;
 
    if (vkCreateShaderModule(screen->dev, &smci, NULL, &mod) != VK_SUCCESS)
-      mod = NULL;
+      mod = VK_NULL_HANDLE;
 
    /* TODO: determine if there's any reason to cache spirv output? */
    free(spirv->words);