mesa/0001-glx-proposed-fix-for-s...

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Diff

From d2dfc356e26e607bf0808e1b5a747cc1a2699681 Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Mon, 22 Feb 2021 15:57:01 +1000
Subject: [PATCH] glx: proposed fix for setSwapInterval
When mesa gets a DRI2 1.1 connection (as experienced with
vmwware DDX) we don't get a pointer for this.
Don't explode just keep going.
Fixes: 60ebeb4608a8 ("glx: Implement GLX_EXT_swap_control for DRI2 and DRI3")
---
src/glx/glxcmds.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/glx/glxcmds.c b/src/glx/glxcmds.c
index 7882d606554..5d5d77d4f3d 100644
--- a/src/glx/glxcmds.c
+++ b/src/glx/glxcmds.c
@@ -1863,8 +1863,8 @@ glXSwapIntervalEXT(Display *dpy, GLXDrawable drawable, int interval)
__glXSendError(dpy, BadValue, interval, 0, True);
return;
}
-
- pdraw->psc->driScreen->setSwapInterval(pdraw, interval);
+ if (pdraw->psc->driScreen->setSwapInterval)
+ pdraw->psc->driScreen->setSwapInterval(pdraw, interval);
#endif
}
--
2.26.2