[media] drivers/media/usb/dvb-usb-v2: constify mxl111sf_demod_config structure

The mxl111sf_demod_config structure is never modified, so declare it
as const.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Reviewed-by: Michael Ira Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c b/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c
index ea37536..84f6de6 100644 (file)
--- a/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c
+++ b/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c
@@ -35,7 +35,7 @@ MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able)).");
 struct mxl111sf_demod_state {
        struct mxl111sf_state *mxl_state;
 
-       struct mxl111sf_demod_config *cfg;
+       const struct mxl111sf_demod_config *cfg;
 
        struct dvb_frontend fe;
 };
@@ -579,7 +579,7 @@ static struct dvb_frontend_ops mxl111sf_demod_ops = {
 };
 
 struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state,
-                                          struct mxl111sf_demod_config *cfg)
+                                  const struct mxl111sf_demod_config *cfg)
 {
        struct mxl111sf_demod_state *state = NULL;
 

diff --git a/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.h b/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.h
index 0bd83e5..7065aca 100644 (file)
--- a/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.h
+++ b/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.h
@@ -35,11 +35,11 @@ struct mxl111sf_demod_config {
 #if IS_ENABLED(CONFIG_DVB_USB_MXL111SF)
 extern
 struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state,
-                                          struct mxl111sf_demod_config *cfg);
+                                  const struct mxl111sf_demod_config *cfg);
 #else
 static inline
 struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state,
-                                          struct mxl111sf_demod_config *cfg)
+                                  const struct mxl111sf_demod_config *cfg)
 {
        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
        return NULL;

diff --git a/drivers/media/usb/dvb-usb-v2/mxl111sf.c b/drivers/media/usb/dvb-usb-v2/mxl111sf.c
index b71b2e6..1710f90 100644 (file)
--- a/drivers/media/usb/dvb-usb-v2/mxl111sf.c
+++ b/drivers/media/usb/dvb-usb-v2/mxl111sf.c
@@ -731,7 +731,7 @@ fail:
        return ret;
 }
 
-static struct mxl111sf_demod_config mxl_demod_config = {
+static const struct mxl111sf_demod_config mxl_demod_config = {
        .read_reg        = mxl111sf_read_reg,
        .write_reg       = mxl111sf_write_reg,
        .program_regs    = mxl111sf_ctrl_program_regs,