init mgaScreen->irq (Tilman Sauerbeck)

diff --git a/src/mesa/drivers/dri/mga/mga_xmesa.c b/src/mesa/drivers/dri/mga/mga_xmesa.c
index f0fe8d2c049e4905cae3cb1f2309684cc7aaa872..4edb954ef8621e6de04255196b65e188baf0e316 100644 (file)
--- a/src/mesa/drivers/dri/mga/mga_xmesa.c
+++ b/src/mesa/drivers/dri/mga/mga_xmesa.c
@@ -248,6 +248,7 @@ mgaInitDriver(__DRIscreenPrivate *sPriv)
 
       gp.param = MGA_PARAM_IRQ_NR;
       gp.value = &mgaScreen->irq;
+      mgaScreen->irq = 0;
 
       ret = drmCommandWriteRead( sPriv->fd, DRM_MGA_GETPARAM,
                                    &gp, sizeof(gp));