powerpc/fsl_msi: drop unneeded cast to non-const pointer

This cast is unneeded since *of_device_id.data became const.

[ukl: split Arnd's patch by driver and add changelog]

Signed-off-by: Arnd Bergmann <[e-mail]>
Acked-by: Benjamin Herrenschmidt <[e-mail]>
Signed-off-by: Uwe Kleine-König <[e-mail]>

arch/powerpc/sysdev/fsl_msi.c

···
 static const struct of_device_id fsl_of_msi_ids[] = {
 	{
 		.compatible = "fsl,mpic-msi",
-		.data = (void *)&mpic_msi_feature,
+		.data = &mpic_msi_feature,
 	},
 	{
 		.compatible = "fsl,ipic-msi",
-		.data = (void *)&ipic_msi_feature,
+		.data = &ipic_msi_feature,
 	},
 	{
 		.compatible = "fsl,vmpic-msi",
-		.data = (void *)&vmpic_msi_feature,
+		.data = &vmpic_msi_feature,
 	},
 	{}
 };