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boardloader: ensure check_sdcard fails when read fails

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mcudev 2017-11-06 06:47:42 -05:00 committed by Pavol Rusnak
parent 2ebd2b1b6b
commit 430900ea2c
1 changed files with 4 additions and 2 deletions
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6
embed/boardloader/main.c
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@ -40,13 +40,15 @@ static uint32_t check_sdcard(void)
uint32_t buf[IMAGE_HEADER_SIZE / sizeof(uint32_t)]; uint32_t buf[IMAGE_HEADER_SIZE / sizeof(uint32_t)];
sdcard_read_blocks(buf, 0, IMAGE_HEADER_SIZE / SDCARD_BLOCK_SIZE); memset(buf, 0, sizeof(buf));
const secbool read_status = sdcard_read_blocks(buf, 0, IMAGE_HEADER_SIZE / SDCARD_BLOCK_SIZE);
sdcard_power_off(); sdcard_power_off();
image_header hdr; image_header hdr;
if (sectrue == load_image_header((const uint8_t *)buf, BOOTLOADER_IMAGE_MAGIC, BOOTLOADER_IMAGE_MAXSIZE, BOARDLOADER_KEY_M, BOARDLOADER_KEY_N, BOARDLOADER_KEYS, &hdr)) { if ((sectrue == read_status) && (sectrue == load_image_header((const uint8_t *)buf, BOOTLOADER_IMAGE_MAGIC, BOOTLOADER_IMAGE_MAXSIZE, BOARDLOADER_KEY_M, BOARDLOADER_KEY_N, BOARDLOADER_KEYS, &hdr))) {
return hdr.codelen; return hdr.codelen;
} else { } else {
return 0; return 0;