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qcacld-3.0: Validate the hif_ctx before dereferencing

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Validate the hif_ctx from cds_get_context before deferencing.

Change-Id: I352104058143224d2555d3323747719bd14066e5
CRs-Fixed: 1052039
This commit is contained in:
Arun Khandavalli 2016-08-09 11:04:57 +05:30 • committed by Gerrit - the friendly Code Review server
commit 1318b99a8d
1 changed files with 5 additions and 0 deletions
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5
core/hdd/src/wlan_hdd_main.c
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@ -1720,6 +1720,11 @@ int hdd_wlan_start_modules(hdd_context_t *hdd_ctx, hdd_adapter_t *adapter,
}
hif_ctx = cds_get_context(QDF_MODULE_ID_HIF);
if (!hif_ctx) {
hdd_err("hif context is null!!");
goto power_down;
}
status = ol_cds_init(qdf_dev, hif_ctx);
if (status != QDF_STATUS_SUCCESS) {
hdd_err("No Memory to Create BMI Context :%d", status);