diff options
Diffstat (limited to 'common/flash_common.c')
| -rw-r--r-- | common/flash_common.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/common/flash_common.c b/common/flash_common.c index 6f79f544a0..082f64fb75 100644 --- a/common/flash_common.c +++ b/common/flash_common.c @@ -522,11 +522,15 @@ DECLARE_HOST_COMMAND(EC_CMD_FLASH_INFO, static int flash_command_read(struct host_cmd_handler_args *args) { const struct ec_params_flash_read *p = args->params; + const char *src; - if (flash_dataptr(p->offset, p->size, 1, - (const char **)&args->response) < 0) + if (flash_dataptr(p->offset, p->size, 1, &src) < 0) return EC_RES_ERROR; + if (p->size > args->response_max) + return EC_RES_OVERFLOW; + + memcpy(args->response, src, p->size); args->response_size = p->size; return EC_RES_SUCCESS; |