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Merge branch 'revert-3f015297' into 'release/v4.4'

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Revert "Merge branch 'bugfix/nvs_read_out_of_bounds' into 'release/v4.4'"

See merge request espressif/esp-idf!27856
This commit is contained in:
Ivan Grokhotkov 2023-12-12 15:26:25 +08:00
commit a2b4ddc113
1 changed files with 3 additions and 11 deletions
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14
components/nvs_flash/src/nvs_storage.cpp
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@ -478,11 +478,6 @@ esp_err_t Storage::readMultiPageBlob(uint8_t nsIndex, const char* key, void* dat
}
return err;
}
if (item.varLength.dataSize > dataSize - offset) {
/* The size of the entry in the index is inconsistent with the sum of the sizes of chunks */
err = ESP_ERR_NVS_INVALID_LENGTH;
break;
}
err = findPage->readItem(nsIndex, ItemType::BLOB_DATA, key, static_cast<uint8_t*>(data) + offset, item.varLength.dataSize, static_cast<uint8_t> (chunkStart) + chunkNum);
if (err != ESP_OK) {
return err;
@ -491,14 +486,11 @@ esp_err_t Storage::readMultiPageBlob(uint8_t nsIndex, const char* key, void* dat
offset += item.varLength.dataSize;
}
if (err == ESP_ERR_NVS_NOT_FOUND || err == ESP_ERR_NVS_INVALID_LENGTH) {
// cleanup if a chunk is not found or the size is inconsistent
eraseMultiPageBlob(nsIndex, key);
}
NVS_ASSERT_OR_RETURN(offset == dataSize, ESP_FAIL);
if (err == ESP_ERR_NVS_NOT_FOUND) {
eraseMultiPageBlob(nsIndex, key); // cleanup if a chunk is not found
}
return err;
}