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Diffstat (limited to 'xorg-server/mi/misprite.c')
-rw-r--r--xorg-server/mi/misprite.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/xorg-server/mi/misprite.c b/xorg-server/mi/misprite.c
index 692e6c97a..6c4318f37 100644
--- a/xorg-server/mi/misprite.c
+++ b/xorg-server/mi/misprite.c
@@ -430,7 +430,7 @@ miSpriteSourceValidate (DrawablePtr pDrawable, int x, int y, int width,
if (DevHasCursor(pDev))
{
pCursorInfo = MISPRITE(pDev);
- if (pDrawable->type == DRAWABLE_WINDOW && pCursorInfo->isUp &&
+ if (pCursorInfo && pDrawable->type == DRAWABLE_WINDOW && pCursorInfo->isUp &&
pCursorInfo->pScreen == pScreen &&
ORG_OVERLAP(&pCursorInfo->saved, pDrawable->x, pDrawable->y,
x, y, width, height))
@@ -468,7 +468,7 @@ miSpriteCopyWindow (WindowPtr pWindow, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
/*
* Damage will take care of destination check
*/
- if (pCursorInfo->isUp && pCursorInfo->pScreen == pScreen &&
+ if (pCursorInfo && pCursorInfo->isUp && pCursorInfo->pScreen == pScreen &&
RECT_IN_REGION (pScreen, prgnSrc, &pCursorInfo->saved) != rgnOUT)
{
SPRITE_DEBUG (("CopyWindow remove\n"));
@@ -553,9 +553,12 @@ miSpriteInstallColormap (ColormapPtr pMap)
if (DevHasCursor(pDev))
{
pCursorInfo = MISPRITE(pDev);
- pCursorInfo->checkPixels = TRUE;
- if (pCursorInfo->isUp && pCursorInfo->pScreen == pScreen)
- miSpriteRemoveCursor(pDev, pScreen);
+ if (pCursorInfo)
+ {
+ pCursorInfo->checkPixels = TRUE;
+ if (pCursorInfo->isUp && pCursorInfo->pScreen == pScreen)
+ miSpriteRemoveCursor(pDev, pScreen);
+ }
}
}
@@ -725,10 +728,10 @@ miSpriteSetCursor (DeviceIntPtr pDev, ScreenPtr pScreen,
CursorPtr pCursor, int x, int y)
{
miSpriteScreenPtr pScreenPriv;
+ miCursorInfoPtr pPointer;
pScreenPriv = (miSpriteScreenPtr)dixLookupPrivate(&pScreen->devPrivates,
miSpriteScreenKey);
- miCursorInfoPtr pPointer;
if (!pDev->isMaster && !pDev->u.master)
{