2022-03-03 08:55:35

by Jiapeng Chong

Subject: [PATCH] drm/ingenic: Use resource_size function on resource object

Clean up the following coccicheck warning:

./drivers/gpu/drm/ingenic/ingenic-drm-drv.c:1110:35-38: WARNING:
Suspicious code. resource_size is maybe missing with res.

Reported-by: Abaci Robot <[email protected]>
Signed-off-by: Jiapeng Chong <[email protected]>
---
drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
index ac52b49bf901..52ad5cab64bb 100644
--- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
+++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
@@ -1107,7 +1107,7 @@ static int ingenic_drm_bind(struct device *dev, bool has_components)
}

regmap_config = ingenic_drm_regmap_config;
- regmap_config.max_register = res->end - res->start;
+ regmap_config.max_register = resource_size(res);
priv->map = devm_regmap_init_mmio(dev, base,
&regmap_config);
if (IS_ERR(priv->map)) {
--
2.20.1.7.g153144c