[PATCH v2 2/3] scsi: ufs: ufshcd-pltfrm: constify pointed data

From: Krzysztof Kozlowski
Date: Fri May 06 2022 - 06:31:43 EST


Constify pointers to data which is not modified for code safety.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
drivers/scsi/ufs/ufshcd-pltfrm.c | 10 +++++-----
drivers/scsi/ufs/ufshcd-pltfrm.h | 4 ++--
2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c
index f5313f407617..3ab555f6e66e 100644
--- a/drivers/scsi/ufs/ufshcd-pltfrm.c
+++ b/drivers/scsi/ufs/ufshcd-pltfrm.c
@@ -26,7 +26,7 @@ static int ufshcd_parse_clock_info(struct ufs_hba *hba)
int i;
struct device *dev = hba->dev;
struct device_node *np = dev->of_node;
- char *name;
+ const char *name;
u32 *clkfreq = NULL;
struct ufs_clk_info *clki;
int len = 0;
@@ -79,8 +79,8 @@ static int ufshcd_parse_clock_info(struct ufs_hba *hba)
}

for (i = 0; i < sz; i += 2) {
- ret = of_property_read_string_index(np,
- "clock-names", i/2, (const char **)&name);
+ ret = of_property_read_string_index(np, "clock-names", i/2,
+ &name);
if (ret)
goto out;

@@ -208,8 +208,8 @@ static void ufshcd_init_lanes_per_dir(struct ufs_hba *hba)
*
* Returns 0 on success, non-zero value on failure
*/
-int ufshcd_get_pwr_dev_param(struct ufs_dev_params *pltfrm_param,
- struct ufs_pa_layer_attr *dev_max,
+int ufshcd_get_pwr_dev_param(const struct ufs_dev_params *pltfrm_param,
+ const struct ufs_pa_layer_attr *dev_max,
struct ufs_pa_layer_attr *agreed_pwr)
{
int min_pltfrm_gear;
diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.h b/drivers/scsi/ufs/ufshcd-pltfrm.h
index c33e28ac6ef6..0f0c2942a5be 100644
--- a/drivers/scsi/ufs/ufshcd-pltfrm.h
+++ b/drivers/scsi/ufs/ufshcd-pltfrm.h
@@ -25,8 +25,8 @@ struct ufs_dev_params {
u32 desired_working_mode;
};

-int ufshcd_get_pwr_dev_param(struct ufs_dev_params *dev_param,
- struct ufs_pa_layer_attr *dev_max,
+int ufshcd_get_pwr_dev_param(const struct ufs_dev_params *dev_param,
+ const struct ufs_pa_layer_attr *dev_max,
struct ufs_pa_layer_attr *agreed_pwr);
void ufshcd_init_pwr_dev_param(struct ufs_dev_params *dev_param);
int ufshcd_pltfrm_init(struct platform_device *pdev,
--
2.32.0