ARM: OMAP: omapfb: fix error path

- pass dev_id to free_irq in dispc
- stop ESD poll only if it was started in lcd_mipid
Signed-off-by: Imre Deak <imre.deak@solidboot.com>
Signed-off-by: Juha Yrjola <juha.yrjola@solidboot.com>

drivers/video/omap/dispc.c

@@ -1139,7 +1139,7 @@ static void omap_dispc_cleanup(void)
 {
 	cleanup_fbmem();
 	free_palette_ram();
-	free_irq(INT_24XX_DSS_IRQ, NULL);
+	free_irq(INT_24XX_DSS_IRQ, dispc.fbdev);
 	enable_lcd_clocks(0);
 	put_dss_clocks();
 }

drivers/video/omap/lcd_mipid.c

@@ -485,6 +485,7 @@ static void mipid_cleanup(struct lcd_panel *panel)
 {
 	struct mipid_device *md = to_mipid_device(panel);
 
+	if (md->enabled)
 		mipid_esd_stop_check(md);
 	destroy_workqueue(md->esd_wq);
 }