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cnss2: Add NULL check for 'cfg_arr' pointer

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Add NULL check for 'cfg_arr' pointer before passing to
'of_property_read_string_array' function

Change-Id: Ief30b57145af5842cfd8e9533fcc5d15ab5ea0f1
CRs-Fixed: 3409579
This commit is contained in:
Sai Kumar Kunchala
2023-02-17 19:24:51 +05:30
zatwierdzone przez Madan Koyyalamudi
rodzic dcbdb2f5fb
commit 3b1df6da05
1 zmienionych plików z 40 dodań i 27 usunięć
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67
cnss2/power.c
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@@ -1619,13 +1619,16 @@ void cnss_power_misc_params_init(struct cnss_plat_data *plat_priv)
plat_priv->pdc_init_table =
kcalloc(plat_priv->pdc_init_table_len,
sizeof(char *), GFP_KERNEL);
ret =
of_property_read_string_array(dev->of_node,
"qcom,pdc_init_table",
plat_priv->pdc_init_table,
plat_priv->pdc_init_table_len);
if (ret < 0)
cnss_pr_err("Failed to get PDC Init Table\n");
if (plat_priv->pdc_init_table) {
ret = of_property_read_string_array(dev->of_node,
"qcom,pdc_init_table",
plat_priv->pdc_init_table,
plat_priv->pdc_init_table_len);
if (ret < 0)
cnss_pr_err("Failed to get PDC Init Table\n");
} else {
cnss_pr_err("Failed to alloc PDC Init Table mem\n");
}
} else {
cnss_pr_dbg("PDC Init Table not configured\n");
}
@@ -1637,13 +1640,16 @@ void cnss_power_misc_params_init(struct cnss_plat_data *plat_priv)
plat_priv->vreg_pdc_map =
kcalloc(plat_priv->vreg_pdc_map_len,
sizeof(char *), GFP_KERNEL);
ret =
of_property_read_string_array(dev->of_node,
"qcom,vreg_pdc_map",
plat_priv->vreg_pdc_map,
plat_priv->vreg_pdc_map_len);
if (ret < 0)
cnss_pr_err("Failed to get VReg PDC Mapping\n");
if (plat_priv->vreg_pdc_map) {
ret = of_property_read_string_array(dev->of_node,
"qcom,vreg_pdc_map",
plat_priv->vreg_pdc_map,
plat_priv->vreg_pdc_map_len);
if (ret < 0)
cnss_pr_err("Failed to get VReg PDC Mapping\n");
} else {
cnss_pr_err("Failed to alloc VReg PDC mem\n");
}
} else {
cnss_pr_dbg("VReg PDC Mapping not configured\n");
}
@@ -1654,12 +1660,16 @@ void cnss_power_misc_params_init(struct cnss_plat_data *plat_priv)
if (plat_priv->pmu_vreg_map_len > 0) {
plat_priv->pmu_vreg_map = kcalloc(plat_priv->pmu_vreg_map_len,
sizeof(char *), GFP_KERNEL);
ret =
of_property_read_string_array(dev->of_node, "qcom,pmu_vreg_map",
plat_priv->pmu_vreg_map,
plat_priv->pmu_vreg_map_len);
if (ret < 0)
cnss_pr_err("Fail to get PMU VReg Mapping\n");
if (plat_priv->pmu_vreg_map) {
ret = of_property_read_string_array(dev->of_node,
"qcom,pmu_vreg_map",
plat_priv->pmu_vreg_map,
plat_priv->pmu_vreg_map_len);
if (ret < 0)
cnss_pr_err("Fail to get PMU VReg Mapping\n");
} else {
cnss_pr_err("Failed to alloc PMU VReg mem\n");
}
} else {
cnss_pr_dbg("PMU VReg Mapping not configured\n");
}
@@ -1684,13 +1694,16 @@ void cnss_power_misc_params_init(struct cnss_plat_data *plat_priv)
if (ret > 0) {
cfg_arr_size = ret;
cfg_arr = kcalloc(cfg_arr_size, sizeof(*cfg_arr), GFP_KERNEL);
ret = of_property_read_u32_array(plat_priv->plat_dev->dev.of_node,
"qcom,on-chip-pmic-support", cfg_arr,
cfg_arr_size);
if (!ret) {
plat_priv->on_chip_pmic_devices_count = cfg_arr_size;
plat_priv->on_chip_pmic_board_ids = cfg_arr;
if (cfg_arr) {
ret = of_property_read_u32_array(plat_priv->plat_dev->dev.of_node,
"qcom,on-chip-pmic-support",
cfg_arr, cfg_arr_size);
if (!ret) {
plat_priv->on_chip_pmic_devices_count = cfg_arr_size;
plat_priv->on_chip_pmic_board_ids = cfg_arr;
}
} else {
cnss_pr_err("Failed to alloc cfg table mem\n");
}
} else {
cnss_pr_dbg("On chip PMIC device ids not configured\n");