[PATCH] wined3d: Avoid crash in swapchain_gl_present() if context could not be acquired.
Paul Gofman
gofmanp at gmail.com
Wed Nov 13 09:15:15 CST 2019
Signed-off-by: Paul Gofman <gofmanp at gmail.com>
---
dlls/wined3d/swapchain.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/dlls/wined3d/swapchain.c b/dlls/wined3d/swapchain.c
index 62bab65fcf..e4ffce8965 100644
--- a/dlls/wined3d/swapchain.c
+++ b/dlls/wined3d/swapchain.c
@@ -453,7 +453,12 @@ static void swapchain_gl_present(struct wined3d_swapchain *swapchain,
struct wined3d_context *context;
BOOL render_to_fbo;
- context = context_acquire(swapchain->device, swapchain->front_buffer, 0);
+ if (!(context = context_acquire(swapchain->device, swapchain->front_buffer, 0)))
+ {
+ WARN("Could not get context, skipping present.\n");
+ return;
+ }
+
context_gl = wined3d_context_gl(context);
if (!context_gl->valid)
{
--
2.23.0
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