esp_flash: fix write issue using buffer on stack out of lifetime

This commit is contained in:
Michael (XIAO Xufeng) 2020-08-05 13:37:42 +08:00
parent 473d39e6e6
commit ea6f4fd2ff

View File

@ -598,14 +598,14 @@ esp_err_t IRAM_ATTR esp_flash_write(esp_flash_t *chip, const void *buffer, uint3
do {
uint32_t write_len;
const void *write_buf;
uint32_t temp_buf[8];
if (direct_write) {
write_len = MIN(length, MAX_WRITE_CHUNK);
write_buf = buffer;
} else {
uint32_t buf[8];
write_len = MIN(length, sizeof(buf));
memcpy(buf, buffer, write_len);
write_buf = buf;
write_len = MIN(length, sizeof(temp_buf));
memcpy(temp_buf, buffer, write_len);
write_buf = temp_buf;
}
err = spiflash_start(chip);