Egbert Eich
420f67df52
Check for dummyContext to see if the glx_context is valid (boo#962609). OBS-URL: https://build.opensuse.org/package/show/X11:XOrg/Mesa?expand=0&rev=498
31 lines
998 B
Diff
31 lines
998 B
Diff
From: Egbert Eich <eich@suse.de>
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Date: Wed Jan 20 13:51:11 2016 +0100
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Subject: [PATCH]dri2: Check for dummyContext to see if the glx_context is valid
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Patch-mainline: to be upstreamed
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References: boo#962609
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Signed-off-by: Egbert Eich <eich@suse.com>
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According to the comments in src/glx/glxcurrent.c __glXGetCurrentContext()
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always returns a valid pointer. If no context is made current, it will
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contain dummyContext. Thus a test for NULL will always fail.
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Signed-off-by: Egbert Eich <eich@suse.de>
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---
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src/glx/dri2_glx.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/glx/dri2_glx.c b/src/glx/dri2_glx.c
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index 27ea952..6a5f964 100644
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--- a/src/glx/dri2_glx.c
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+++ b/src/glx/dri2_glx.c
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@@ -520,7 +520,7 @@ dri2GetCurrentContext()
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struct glx_context *gc = __glXGetCurrentContext();
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struct dri2_context *dri2Ctx = (struct dri2_context *)gc;
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- return dri2Ctx ? dri2Ctx->driContext : NULL;
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+ return (gc != &dummyContext) ? dri2Ctx->driContext : NULL;
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}
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/**
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