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fix(esp_partition): fix data type overflow sanity check

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This commit is contained in:
sonika.rathi
2024-06-05 13:39:33 +02:00
committed by BOT
parent eb2273d5dd
commit a81f5768c6
1 changed files with 7 additions and 7 deletions
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14
components/esp_partition/partition_target.c
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@@ -1,5 +1,5 @@
/* /*
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
* *
* SPDX-License-Identifier: Apache-2.0 * SPDX-License-Identifier: Apache-2.0
*/ */
@@ -30,7 +30,7 @@ esp_err_t esp_partition_read(const esp_partition_t *partition,
if (src_offset > partition->size) { if (src_offset > partition->size) {
return ESP_ERR_INVALID_ARG; return ESP_ERR_INVALID_ARG;
} }
if (src_offset + size > partition->size) { if (size > partition->size - src_offset) {
return ESP_ERR_INVALID_SIZE; return ESP_ERR_INVALID_SIZE;
} }
@@ -70,7 +70,7 @@ esp_err_t esp_partition_write(const esp_partition_t *partition,
if (dst_offset > partition->size) { if (dst_offset > partition->size) {
return ESP_ERR_INVALID_ARG; return ESP_ERR_INVALID_ARG;
} }
if (dst_offset + size > partition->size) { if (size > partition->size - dst_offset) {
return ESP_ERR_INVALID_SIZE; return ESP_ERR_INVALID_SIZE;
} }
dst_offset = partition->address + dst_offset; dst_offset = partition->address + dst_offset;
@@ -95,7 +95,7 @@ esp_err_t esp_partition_read_raw(const esp_partition_t *partition,
if (src_offset > partition->size) { if (src_offset > partition->size) {
return ESP_ERR_INVALID_ARG; return ESP_ERR_INVALID_ARG;
} }
if (src_offset + size > partition->size) { if (size > partition->size - src_offset) {
return ESP_ERR_INVALID_SIZE; return ESP_ERR_INVALID_SIZE;
} }
@@ -112,7 +112,7 @@ esp_err_t esp_partition_write_raw(const esp_partition_t *partition,
if (dst_offset > partition->size) { if (dst_offset > partition->size) {
return ESP_ERR_INVALID_ARG; return ESP_ERR_INVALID_ARG;
} }
if (dst_offset + size > partition->size) { if (size > partition->size - dst_offset) {
return ESP_ERR_INVALID_SIZE; return ESP_ERR_INVALID_SIZE;
} }
dst_offset = partition->address + dst_offset; dst_offset = partition->address + dst_offset;
@@ -130,7 +130,7 @@ esp_err_t esp_partition_erase_range(const esp_partition_t *partition,
if (offset > partition->size) { if (offset > partition->size) {
return ESP_ERR_INVALID_ARG; return ESP_ERR_INVALID_ARG;
} }
if (offset + size > partition->size) { if (size > partition->size - offset) {
return ESP_ERR_INVALID_SIZE; return ESP_ERR_INVALID_SIZE;
} }
if (size % SPI_FLASH_SEC_SIZE != 0) { if (size % SPI_FLASH_SEC_SIZE != 0) {
@@ -159,7 +159,7 @@ esp_err_t esp_partition_mmap(const esp_partition_t *partition, size_t offset, si
if (offset > partition->size) { if (offset > partition->size) {
return ESP_ERR_INVALID_ARG; return ESP_ERR_INVALID_ARG;
} }
if (offset + size > partition->size) { if (size > partition->size - offset) {
return ESP_ERR_INVALID_SIZE; return ESP_ERR_INVALID_SIZE;
} }
if (partition->flash_chip != esp_flash_default_chip) { if (partition->flash_chip != esp_flash_default_chip) {