fbdev: hpfb: Fix an error handling path in hpfb_dio_probe()

If an error occurs after request_mem_region(), a corresponding
release_mem_region() should be called, as already done in the remove
function.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Christophe JAILLET <[e-mail]>
Signed-off-by: Helge Deller <[e-mail]>

drivers/video/fbdev/hpfb.c

···
 	if (hpfb_init_one(paddr, vaddr)) {
 		if (d->scode >= DIOII_SCBASE)
 			iounmap((void *)vaddr);
+		release_mem_region(d->resource.start, resource_size(&d->resource));
 		return -ENOMEM;
 	}
 	return 0;