ALSA: hda/ca0132 - Call pci_iounmap() instead of iounmap()

We need to call pci_iounmap() instead of iounmap() for the regions
obtained via pci_iomap() call for some archs that need special
treatment.

Fixes: aa31704fd81c ("ALSA: hda/ca0132: Add PCI region2 iomap for SBZ")
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_ca0132.c

@@ -8413,7 +8413,7 @@ static void ca0132_free(struct hda_codec *codec)
 
 	snd_hda_power_down(codec);
 	if (spec->mem_base)
-		iounmap(spec->mem_base);
+		pci_iounmap(codec->bus->pci, spec->mem_base);
 	kfree(spec->spec_init_verbs);
 	kfree(codec->spec);
 }