Commit 0be0debe authored Jul 09, 2018 by Sergio Paracuellos Committed by Greg Kroah-Hartman Jul 10, 2018

staging: mt7621-pinctrl: init *map to NULL for correct memory assignation



pinctrl_utils_reserve_map() calls krealloc() on *map. Because of this
*map need to be initialized to NULL before calling it.

Fixes: 62b6215c ("staging: mt7621-pinctrl: make use of pinctrl_utils_reserve_map")
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 00fee002

drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -88,6 +88,7 @@ static int rt2880_pinctrl_dt_node_to_map(struct pinctrl_dev *pctrldev,
	for_each_node_with_property(np_config, "group")		for_each_node_with_property(np_config, "group")
	ngroups++;		ngroups++;

			*map = NULL;
	ret = pinctrl_utils_reserve_map(pctrldev, map, &reserved_maps,		ret = pinctrl_utils_reserve_map(pctrldev, map, &reserved_maps,
	num_maps, ngroups);		num_maps, ngroups);
	if (ret) {		if (ret) {