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mi: Avoid stack smash when drawing dashed lines

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Based off Peter Harris's xserver commit
http://cgit.freedesktop.org/xorg/xserver/commit/mi/miwideline.c?id=20c2a3bcb11b5baf564e2c73a477ba23f5ae2b10
This commit is contained in:
Christophe Fergeau 2014-01-03 16:21:55 +01:00
parent ead4b8810a
commit d8e49b71d4
1 changed files with 3 additions and 3 deletions
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6
common/lines.c
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@ -2507,7 +2507,7 @@ miLineProjectingCap (GCPtr pGC, Boolean foreground,
{
int xorgi = 0, yorgi = 0;
int lw;
PolyEdgeRec lefts[2], rights[2];
PolyEdgeRec lefts[4], rights[4];
int lefty, righty, topy, bottomy;
PolyEdgePtr left, right;
PolyEdgePtr top, bottom;
@ -2665,7 +2665,7 @@ miWideSegment (GCPtr pGC,
PolyEdgePtr top, bottom;
int lefty, righty, topy, bottomy;
int signdx;
PolyEdgeRec lefts[2], rights[2];
PolyEdgeRec lefts[4], rights[4];
LineFacePtr tface;
int lw = pGC->lineWidth;
@ -2982,7 +2982,7 @@ miWideDashSegment (GCPtr pGC,
PolyVertexRec vertices[4];
PolyVertexRec saveRight = { 0 }, saveBottom;
PolySlopeRec slopes[4];
PolyEdgeRec left[2], right[2];
PolyEdgeRec left[4], right[4];
LineFaceRec lcapFace, rcapFace;
int nleft, nright;
int h;