media: zoran: constify codec_name

The codec_name could be const.
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/staging/media/zoran/zoran_card.c

@@ -254,9 +254,9 @@ static void avs6eyes_init(struct zoran *zr)
 	GPIO(zr, 7, mux & 4);   /* MUX S2 */
 }
 
-static char *codecid_to_modulename(u16 codecid)
+static const char *codecid_to_modulename(u16 codecid)
 {
-	char *name = NULL;
+	const char *name = NULL;
 
 	switch (codecid) {
 	case CODEC_TYPE_ZR36060:
@@ -1102,7 +1102,7 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	struct videocodec_master *master_vfe = NULL;
 	struct videocodec_master *master_codec = NULL;
 	int card_num;
-	char *codec_name, *vfe_name;
+	const char *codec_name, *vfe_name;
 	unsigned int nr;
 
 	nr = zoran_num++;