diff options
| -rw-r--r-- | drivers/staging/greybus/fw-management.c | 48 |
1 files changed, 17 insertions, 31 deletions
diff --git a/drivers/staging/greybus/fw-management.c b/drivers/staging/greybus/fw-management.c index a47385175582..152949c23d65 100644 --- a/drivers/staging/greybus/fw-management.c +++ b/drivers/staging/greybus/fw-management.c @@ -123,17 +123,11 @@ static int fw_mgmt_interface_fw_version_operation(struct fw_mgmt *fw_mgmt, fw_info->major = le16_to_cpu(response.major); fw_info->minor = le16_to_cpu(response.minor); - strscpy_pad(fw_info->firmware_tag, response.firmware_tag); - - /* - * The firmware-tag should be NULL terminated, otherwise throw error but - * don't fail. - */ - if (fw_info->firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE - 1] != '\0') { + ret = strscpy_pad(fw_info->firmware_tag, response.firmware_tag); + if (ret == -E2BIG) dev_err(fw_mgmt->parent, - "fw-version: firmware-tag is not NULL terminated\n"); - fw_info->firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE - 1] = '\0'; - } + "fw-version: truncated firmware tag: %s\n", + fw_info->firmware_tag); return 0; } @@ -152,14 +146,12 @@ static int fw_mgmt_load_and_validate_operation(struct fw_mgmt *fw_mgmt, } request.load_method = load_method; - strscpy_pad(request.firmware_tag, tag); - /* - * The firmware-tag should be NULL terminated, otherwise throw error and - * fail. - */ - if (request.firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE - 1] != '\0') { - dev_err(fw_mgmt->parent, "load-and-validate: firmware-tag is not NULL terminated\n"); + ret = strscpy_pad(request.firmware_tag, tag); + if (ret == -E2BIG) { + dev_err(fw_mgmt->parent, + "load-and-validate: truncated firmware tag: %s\n", + request.firmware_tag); return -EINVAL; } @@ -248,14 +240,11 @@ static int fw_mgmt_backend_fw_version_operation(struct fw_mgmt *fw_mgmt, struct gb_fw_mgmt_backend_fw_version_response response; int ret; - strscpy_pad(request.firmware_tag, fw_info->firmware_tag); - - /* - * The firmware-tag should be NULL terminated, otherwise throw error and - * fail. - */ - if (request.firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE - 1] != '\0') { - dev_err(fw_mgmt->parent, "backend-version: firmware-tag is not NULL terminated\n"); + ret = strscpy_pad(request.firmware_tag, fw_info->firmware_tag); + if (ret == -E2BIG) { + dev_err(fw_mgmt->parent, + "backend-fw-version: truncated firmware tag: %s\n", + request.firmware_tag); return -EINVAL; } @@ -302,13 +291,10 @@ static int fw_mgmt_backend_fw_update_operation(struct fw_mgmt *fw_mgmt, int ret; ret = strscpy_pad(request.firmware_tag, tag); - - /* - * The firmware-tag should be NULL terminated, otherwise throw error and - * fail. - */ if (ret == -E2BIG) { - dev_err(fw_mgmt->parent, "backend-update: firmware-tag is not NULL terminated\n"); + dev_err(fw_mgmt->parent, + "backend-fw-update: truncated firmware tag: %s\n", + request.firmware_tag); return -EINVAL; } |