[PATCH 4/4] regulator: tps65917/palmas: Simplify multiple dereference of match->of_node

From: Nishanth Menon
Date: Thu May 05 2016 - 20:32:13 EST


Just dereference match->of_node once instead of using match->of_node.

Signed-off-by: Nishanth Menon <nm@xxxxxx>
---
drivers/regulator/palmas-regulator.c | 19 ++++++++-----------
1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c
index faa389be7ca3..f11d41dad9c1 100644
--- a/drivers/regulator/palmas-regulator.c
+++ b/drivers/regulator/palmas-regulator.c
@@ -1493,10 +1493,12 @@ static int palmas_dt_to_pdata(struct device *dev,
for (idx = 0; idx < ddata->max_reg; idx++) {
static struct of_regulator_match *match;
struct palmas_reg_init *rinit;
+ struct device_node *np;

match = &ddata->palmas_matches[idx];
+ np = match->of_node;

- if (!match->init_data || !match->of_node)
+ if (!match->init_data || !np)
continue;

rinit = devm_kzalloc(dev, sizeof(*rinit), GFP_KERNEL);
@@ -1506,11 +1508,8 @@ static int palmas_dt_to_pdata(struct device *dev,
pdata->reg_data[idx] = match->init_data;
pdata->reg_init[idx] = rinit;

- rinit->warm_reset = of_property_read_bool(match->of_node,
- "ti,warm-reset");
-
- ret = of_property_read_u32(match->of_node, "ti,roof-floor",
- &prop);
+ rinit->warm_reset = of_property_read_bool(np, "ti,warm-reset");
+ ret = of_property_read_u32(np, "ti,roof-floor", &prop);
/* EINVAL: Property not found */
if (ret != -EINVAL) {
int econtrol;
@@ -1539,19 +1538,17 @@ static int palmas_dt_to_pdata(struct device *dev,
rinit->roof_floor = econtrol;
}

- ret = of_property_read_u32(match->of_node, "ti,mode-sleep",
- &prop);
+ ret = of_property_read_u32(np, "ti,mode-sleep", &prop);
if (!ret)
rinit->mode_sleep = prop;

- ret = of_property_read_bool(match->of_node, "ti,smps-range");
+ ret = of_property_read_bool(np, "ti,smps-range");
if (ret)
rinit->vsel = PALMAS_SMPS12_VOLTAGE_RANGE;

if (idx == PALMAS_REG_LDO8)
pdata->enable_ldo8_tracking = of_property_read_bool(
- match->of_node,
- "ti,enable-ldo8-tracking");
+ np, "ti,enable-ldo8-tracking");
}

pdata->ldo6_vibrator = of_property_read_bool(node, "ti,ldo6-vibrator");
--
2.8.0