This was found by coccicheck:
./drivers/gpu/drm/ingenic/ingenic-drm-drv.c:1149:35-38: WARNING: Suspicious code. resource_size is maybe missing with res.
Signed-off-by: Jiapeng Chong jiapeng.chong@linux.alibaba.com --- 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 2c559885347a..5514b163999f 100644 --- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c +++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c @@ -1146,7 +1146,7 @@ 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, ®map_config); if (IS_ERR(priv->map)) {