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fix(spi_flash): fixed overboundary check skipping of erase and write_encrypted

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Xiao Xufeng
2026-01-29 03:28:30 +08:00
parent d8030432ec
commit 6539624176
1 changed files with 3 additions and 3 deletions
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components/spi_flash/esp_flash_api.c
+3 -3
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@@ -779,7 +779,7 @@ esp_err_t esp_flash_erase_region(esp_flash_t *chip, uint32_t start, uint32_t len
if (len == 0) {
return ESP_OK;
}
if (len > chip->size - start) {
if (start > chip->size || len > chip->size - start) {
return ESP_ERR_INVALID_ARG;
}
return rom_esp_flash_erase_region(chip, start, len);
@@ -792,7 +792,7 @@ esp_err_t IRAM_ATTR esp_flash_erase_region(esp_flash_t *chip, uint32_t start, ui
if (err != ESP_OK) {
return err;
}
if (len > chip->size - start) {
if (start > chip->size || len > chip->size - start) {
return ESP_ERR_INVALID_ARG;
}
return rom_esp_flash_erase_region(chip, start, len);
@@ -1556,7 +1556,7 @@ esp_err_t IRAM_ATTR esp_flash_write_encrypted(esp_flash_t *chip, uint32_t addres
if (err != ESP_OK) {
return err;
}
if (length > chip->size - address) {
if (buffer == NULL || address > chip->size || length > chip->size - address) {
return ESP_ERR_INVALID_ARG;
}
return rom_esp_flash_write_encrypted(chip, address, buffer, length);