lisa/android_kernel_xiaomi_sm8350
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qcacld-3.0: Fix potential NULL pointer dereference

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Add check to ensure context pointer is not NULL before dereferencing

Change-Id: I737ae4d1e5aa07bcbbe612a93905a23fa857b90a
CRs-fixed: 2669214
This commit is contained in:
Lincoln Tran 2020-04-22 15:42:57 -07:00 committed by nshrivas
parent dbb00f0073
commit 92ab495e37
1 changed files with 5 additions and 0 deletions
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5
core/sap/src/sap_module.c
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@ -3004,6 +3004,11 @@ qdf_freq_t wlansap_get_chan_band_restrict(struct sap_context *sap_ctx)
return 0;
mac = cds_get_context(QDF_MODULE_ID_PE);
if (!mac) {
sap_err("Invalid MAC context");
return 0;
}
if (ucfg_reg_get_curr_band(mac->pdev, &band) != QDF_STATUS_SUCCESS) {
sap_err("Failed to get current band config");
return 0;