interconnect: imx: fix max_node_id

[ Upstream commit bd734481e172b4827af09c9ab06c51d2ab7201e6 ]

max_node_id not equal to the ARRAY_SIZE of node array, need increase 1,
otherwise xlate will fail for the last entry. And rename max_node_id
to num_nodes to reflect the reality.

Fixes: f0d8048525 ("interconnect: Add imx core driver")
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Link: https://lore.kernel.org/r/20220703091132.1412063-5-peng.fan@oss.nxp.com
Signed-off-by: Georgi Djakov <djakov@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Peng Fan
2022-07-03 17:11:26 +08:00
committed by Greg Kroah-Hartman
parent 5bcc37dc24
commit a6a7f80e62

View File

@@ -226,16 +226,16 @@ int imx_icc_register(struct platform_device *pdev,
struct device *dev = &pdev->dev; struct device *dev = &pdev->dev;
struct icc_onecell_data *data; struct icc_onecell_data *data;
struct icc_provider *provider; struct icc_provider *provider;
int max_node_id; int num_nodes;
int ret; int ret;
/* icc_onecell_data is indexed by node_id, unlike nodes param */ /* icc_onecell_data is indexed by node_id, unlike nodes param */
max_node_id = get_max_node_id(nodes, nodes_count); num_nodes = get_max_node_id(nodes, nodes_count) + 1;
data = devm_kzalloc(dev, struct_size(data, nodes, max_node_id), data = devm_kzalloc(dev, struct_size(data, nodes, num_nodes),
GFP_KERNEL); GFP_KERNEL);
if (!data) if (!data)
return -ENOMEM; return -ENOMEM;
data->num_nodes = max_node_id; data->num_nodes = num_nodes;
provider = devm_kzalloc(dev, sizeof(*provider), GFP_KERNEL); provider = devm_kzalloc(dev, sizeof(*provider), GFP_KERNEL);
if (!provider) if (!provider)