Attachment 233226 Details for Bug 263286 – X server present extension patch

[patch] X server present extension patch

xorg-server_present-extension.patch (text/plain), 1012 bytes, created by Sean Farley on 2022-04-14 21:48:35 UTC

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Creator: Sean Farley

Created: 2022-04-14 21:48:35 UTC

Size: 1012 bytes

patch

obsolete

>diff --git a/x11-servers/xorg-server/files/patch-present_present__scmd.c b/x11-servers/xorg-server/files/patch-present_present__scmd.c
>new file mode 100644
>index 000000000000..d31ef7f7a311
>--- /dev/null
>+++ b/x11-servers/xorg-server/files/patch-present_present__scmd.c
>@@ -0,0 +1,27 @@
>+# present: Check for NULL to prevent crash
>+#
>+# https://gitlab.freedesktop.org/xorg/xserver/-/issues/1275
>+
>+diff --git a/present/present_scmd.c b/present/present_scmd.c
>+--- present/present_scmd.c.orig
>++++ present/present_scmd.c
>+@@ -168,6 +168,9 @@ present_scmd_get_crtc(present_screen_priv_ptr screen_priv, WindowPtr window)
>+     if (!screen_priv->info)
>+         return NULL;
>+ 
>++    if (!screen_priv->info->get_crtc)
>++        return NULL;
>++
>+     return (*screen_priv->info->get_crtc)(window);
>+ }
>+ 
>+@@ -206,6 +209,9 @@ present_flush(WindowPtr window)
>+     if (!screen_priv->info)
>+         return;
>+ 
>++    if (!screen_priv->info->flush)
>++        return;
>++
>+     (*screen_priv->info->flush) (window);
>+ }
>+

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Attachments on bug 263286: 233226