slackware-current/extra/source/tigervnc/patches/xorg-server/fix-nouveau-segfault.diff

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--- ./render/mipict.c.orig 2018-05-10 11:32:37.000000000 -0500
+++ ./render/mipict.c 2018-05-30 00:01:50.648530333 -0500
@@ -394,6 +394,9 @@
CARD32 r, g, b, a;
miIndexedPtr pIndexed;
+ if(! format)
+ *pixel = (color->alpha >> 8 << 24) | (color->red >> 8 << 16) | (color->green & 0xff00) | (color->blue >> 8);
+ else
switch (format->type) {
case PictTypeDirect:
r = color->red >> (16 - Ones(format->direct.redMask));