ASoC: atmel: fix shadowed variable

Fix cppcheck warning:

sound/soc/atmel/atmel-classd.c:51:14: style: Local variable 'pwm_type'
shadows outer variable [shadowVariable]
 const char *pwm_type;
             ^
sound/soc/atmel/atmel-classd.c:226:27: note: Shadowed declaration
static const char * const pwm_type[] = {
                          ^
sound/soc/atmel/atmel-classd.c:51:14: note: Shadow variable
 const char *pwm_type;
             ^

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
Link: https://lore.kernel.org/r/20210326215927.936377-3-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/atmel/atmel-classd.c b/sound/soc/atmel/atmel-classd.c
index b1a28a9..6023369 100644 (file)
--- a/sound/soc/atmel/atmel-classd.c
+++ b/sound/soc/atmel/atmel-classd.c
@@ -48,7 +48,7 @@ static struct atmel_classd_pdata *atmel_classd_dt_init(struct device *dev)
 {
        struct device_node *np = dev->of_node;
        struct atmel_classd_pdata *pdata;
-       const char *pwm_type;
+       const char *pwm_type_s;
        int ret;
 
        if (!np) {
@@ -60,8 +60,8 @@ static struct atmel_classd_pdata *atmel_classd_dt_init(struct device *dev)
        if (!pdata)
                return ERR_PTR(-ENOMEM);
 
-       ret = of_property_read_string(np, "atmel,pwm-type", &pwm_type);
-       if ((ret == 0) && (strcmp(pwm_type, "diff") == 0))
+       ret = of_property_read_string(np, "atmel,pwm-type", &pwm_type_s);
+       if ((ret == 0) && (strcmp(pwm_type_s, "diff") == 0))
                pdata->pwm_type = CLASSD_MR_PWMTYP_DIFF;
        else
                pdata->pwm_type = CLASSD_MR_PWMTYP_SINGLE;