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Add a check which compares the passed in size of the DDX driver private DRI

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structure to the 3D drivers view of it, and abort if they don't match.

This traps the case with the drmAddress removal in the DDX driver.
This commit is contained in:
Alan Hourihane 2005-08-14 12:16:51 +00:00
parent 33f9c98aa6
commit 69dc32cfac
1 changed files with 4 additions and 0 deletions
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4
src/mesa/drivers/dri/i915/intel_screen.c
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@ -79,6 +79,10 @@ static GLboolean intelInitDriver(__DRIscreenPrivate *sPriv)
(PFNGLXSCRENABLEEXTENSIONPROC) (*dri_interface->getProcAddress("glxEnableExtension"));
void * const psc = sPriv->psc->screenConfigs;
if (sPriv->devPrivSize != sizeof(I830DRIRec)) {
fprintf(stderr,"\nERROR! sizeof(I830DRIRec) does not match passed size from 2D driver\n");
return GL_FALSE;
}
/* Allocate the private area */
intelScreen = (intelScreenPrivate *)CALLOC(sizeof(intelScreenPrivate));