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Merge branch 'bugfix/simple_ota_example' into 'master'

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bugfix(simple_ota_example): Compatible with V3.1 and V3.2,because the NVS format is different

See merge request idf/esp-idf!3983
This commit is contained in:
Angus Gratton
2019-03-05 13:05:53 +08:00
parent e053fdafc6 0fa31d3e31
commit 48d3a5804d
1 changed files with 3 additions and 2 deletions
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5
examples/system/ota/simple_ota_example/main/simple_ota_example.c
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@@ -133,9 +133,10 @@ void app_main()
{
// Initialize NVS.
esp_err_t err = nvs_flash_init();
if (err == ESP_ERR_NVS_NO_FREE_PAGES) {
// OTA app partition table has a smaller NVS partition size than the non-OTA
if (err == ESP_ERR_NVS_NO_FREE_PAGES || err == ESP_ERR_NVS_NEW_VERSION_FOUND) {
// 1.OTA app partition table has a smaller NVS partition size than the non-OTA
// partition table. This size mismatch may cause NVS initialization to fail.
// 2.NVS partition contains data in new format and cannot be recognized by this version of code.
// If this happens, we erase NVS partition and initialize NVS again.
ESP_ERROR_CHECK(nvs_flash_erase());
err = nvs_flash_init();