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mmi_info: Add missing of_node_put()

Browse source 
of_find_node_by_path() returns a node point with refcount
incremented and need use of_node_put() to decrement refcount

Change-Id: Ib1cbdc4c40b1ea5e9bfc1c5d02ddd231185a42b1
Reviewed-on: https://gerrit.mot.com/2269870
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Zhenxin Xi <xizx@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
jixj 2022-05-16 13:59:01 +08:00 • committed by Xiaojun Ji
commit f1c46d33ce
1 changed files with 6 additions and 4 deletions
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10
drivers/mmi_info/mmi_info_main.c
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@ -54,15 +54,16 @@ bool mmi_device_is_available(struct device_node *np)
}
path = prop->value;
mmi_np = of_find_node_by_path(path);
if (mmi_np == NULL)
return false;
mmi_dts = of_prop_next_string(prop, path);
if (mmi_dts == NULL)
return false;
mmi_np = of_find_node_by_path(path);
if (mmi_np == NULL)
return false;
mmi_dts_val = of_get_property(mmi_np, mmi_dts, &len);
of_node_put(mmi_np);
if (mmi_dts_val == NULL || len <= 0)
return false;
@ -105,6 +106,7 @@ struct device_node *mmi_check_dynamic_device_node(char *dev_name)
return NULL;
prop = of_find_property(node, "mmi,dynamic_devices", &len);
of_node_put(node);
if (prop == NULL || len < 0) {
pr_err("%s: cannot find mmi,dynamic_devices property\n", __func__);
return NULL;