[PATCH v2 13/18] staging: mt7621-pinctrl: make use of pinctrl_utils_reserve_map
Sergio Paracuellos
sergio.paracuellos at gmail.com
Fri Jun 8 12:16:43 UTC 2018
Function rt2880_pinctrl_dt_node_to_map was using 'kzalloc' to
reserve map memory. There is a 'pinctrl_utils_reserve_map' to
do this function. Just use it.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos at gmail.com>
---
drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c b/drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c
index 8bfa6d6..881cbdc 100644
--- a/drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c
+++ b/drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c
@@ -113,7 +113,10 @@ static int rt2880_pinctrl_dt_node_to_map(struct pinctrl_dev *pctrldev,
struct pinctrl_map **map,
unsigned int *num_maps)
{
+ struct rt2880_priv *p = pinctrl_dev_get_drvdata(pctrldev);
+ int ret;
int max_maps = 0;
+ unsigned int reserved_maps = 0;
struct pinctrl_map *tmp;
struct device_node *np;
@@ -127,9 +130,12 @@ static int rt2880_pinctrl_dt_node_to_map(struct pinctrl_dev *pctrldev,
if (!max_maps)
return max_maps;
- *map = kzalloc(max_maps * sizeof(struct pinctrl_map), GFP_KERNEL);
- if (!*map)
- return -ENOMEM;
+ ret = pinctrl_utils_reserve_map(pctrldev, map, &reserved_maps,
+ num_maps, max_maps);
+ if (ret) {
+ dev_err(p->dev, "can't reserve map: %d\n", ret);
+ return ret;
+ }
tmp = *map;
--
2.7.4
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