pinctrl_utils_reserve_map() calls krealloc() on *map. Because of this
*map need to be initialized to NULL before calling it.
Fixes: 62b6215c11ea ("staging: mt7621-pinctrl: make use of
pinctrl_utils_reserve_map")
Signed-off-by: Sergio Paracuellos <[email protected]>
---
drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c
b/drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c
index 7025942..c223ecb 100644
--- a/drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c
+++ b/drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c
@@ -88,6 +88,7 @@ static int rt2880_pinctrl_dt_node_to_map(struct pinctrl_dev
*pctrldev,
for_each_node_with_property(np_config, "group")
ngroups++;
+ *map = NULL;
ret = pinctrl_utils_reserve_map(pctrldev, map, &reserved_maps,
num_maps, ngroups);
if (ret) {
--
2.7.4
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