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qcacld-3.0: Fix scenario for updating the country

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When updating the country to be the same value, the function will return
failure. This causes a crash in the wifi start up. Add check to see if
the country code is the same to avoid calling the API.

Change-Id: I7be11857fd9cc87b65f6c598d842a9ed5c024f59
CRs-fixed: 2896855
This commit is contained in:
Lincoln Tran 2021-03-09 21:54:21 -08:00 • committed by snandini
commit 5a9c4a55a7
1 changed files with 10 additions and 0 deletions
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10
core/hdd/src/wlan_hdd_regulatory.c
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@ -742,6 +742,8 @@ int hdd_reg_set_country(struct hdd_context *hdd_ctx, char *country_code)
{
QDF_STATUS status;
uint8_t cc[REG_ALPHA2_LEN + 1];
uint8_t alpha2[REG_ALPHA2_LEN + 1];
enum country_src cc_src;
if (!country_code) {
hdd_err("country_code is null");
@ -751,6 +753,14 @@ int hdd_reg_set_country(struct hdd_context *hdd_ctx, char *country_code)
qdf_mem_copy(cc, country_code, REG_ALPHA2_LEN);
cc[REG_ALPHA2_LEN] = '\0';
if (!qdf_mem_cmp(country_code, hdd_ctx->reg.alpha2, REG_ALPHA2_LEN)) {
cc_src = ucfg_reg_get_cc_and_src(hdd_ctx->psoc, alpha2);
if (cc_src == SOURCE_USERSPACE || cc_src == SOURCE_CORE) {
hdd_debug("country code is the same");
return 0;
}
}
qdf_event_reset(&hdd_ctx->regulatory_update_event);
qdf_mutex_acquire(&hdd_ctx->regulatory_status_lock);
hdd_ctx->is_regulatory_update_in_progress = true;