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mtd_config/nvs: keep offset increasing during ate traversal

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Enhance the robustness of ATE traversal.

Signed-off-by: zhaoxingyu1 <zhaoxingyu1@xiaomi.com>
This commit is contained in:
zhaoxingyu1
2025-07-04 21:14:54 +08:00
committed by Xiang Xiao
parent 73de239ad2
commit 59f05be525
1 changed files with 4 additions and 2 deletions
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6
drivers/mtd/mtd_config_nvs.c
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@@ -717,7 +717,8 @@ static bool nvs_ate_valid(FAR struct nvs_fs *fs,
FAR const struct nvs_ate *entry)
{
return nvs_ate_crc8_check(entry) &&
entry->offset < (fs->blocksize - nvs_ate_size(fs));
entry->offset < (fs->blocksize - nvs_ate_size(fs)) &&
(entry->key_len > 0 || entry->id == nvs_special_ate_id(fs));
}
/****************************************************************************
@@ -907,7 +908,8 @@ static int nvs_recover_last_ate(FAR struct nvs_fs *fs,
return rc;
}
if (nvs_ate_valid(fs, end_ate))
if (nvs_ate_valid(fs, end_ate) &&
end_ate->offset >= (data_end_addr & NVS_ADDR_OFFS_MASK))
{
/* Found a valid ate, update data_end_addr and *addr */