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remove redundant sig check for signed fw
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markrypto committed Jul 6, 2021
1 parent 47c5938 commit 1ee165c
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Showing 2 changed files with 2 additions and 1 deletion.
3 changes: 2 additions & 1 deletion tools/firmware/keepkey_main.c
Expand Up @@ -85,7 +85,8 @@ static bool canDropPrivs(void) {
return true;
case BLK_v2_0_0:
case BLK_v2_1_0:
return SIG_OK == signatures_ok();
// sigs already checked in bootloader. If a sig is present we are in priv mode, drop privs.
return *((uint8_t *)FLASH_META_SIGINDEX1) != 0;
}
__builtin_unreachable();
}
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