qcacmn: fix null-ptr-deref Read issue

Add sanity check in function target_if_init_spectral_capability
to avoid null-ptr-deref read issue.

Change-Id: Iccd79051ee8294f421704eadbedf6c9d9bf9a7b9
CRs-Fixed: 2692688
This commit is contained in:
Paul Zhang
2020-05-22 14:40:41 +08:00
committed by nshrivas
szülő efbca64bbe
commit a027a582cc

Fájl megtekintése

@@ -1554,20 +1554,25 @@ target_if_init_spectral_capability(struct target_if_spectral *spectral,
pcap->agile_spectral_cap_80p80 = false;
}
for (param_idx = 0; param_idx < num_bin_scaling_params; param_idx++) {
if (scaling_params) {
for (param_idx = 0; param_idx < num_bin_scaling_params;
param_idx++) {
if (scaling_params[param_idx].pdev_id == pdev_id) {
pcap->is_scaling_params_populated = true;
pcap->formula_id = scaling_params[param_idx].formula_id;
pcap->formula_id =
scaling_params[param_idx].formula_id;
pcap->low_level_offset =
scaling_params[param_idx].low_level_offset;
pcap->high_level_offset =
scaling_params[param_idx].high_level_offset;
pcap->rssi_thr = scaling_params[param_idx].rssi_thr;
pcap->rssi_thr =
scaling_params[param_idx].rssi_thr;
pcap->default_agc_max_gain =
scaling_params[param_idx].default_agc_max_gain;
break;
}
}
}
pcap->num_detectors_20mhz = 1;
pcap->num_detectors_40mhz = 1;