staging: dgap: check unchecked return values

Check the return values of dgap_tty_register and
dgap_finalize_board_init. If they fail for a
particular board we should not be able to try
to use that board. IE. no device entries shall
be created for that board.

Signed-off-by: Mark Hounschell <markh@compro.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mark Hounschell 2014-04-25 13:10:18 -04:00 committed by Greg Kroah-Hartman
parent cacaf1045c
commit 7496e05386
1 changed files with 7 additions and 2 deletions

View File

@ -882,8 +882,13 @@ static int dgap_firmware_load(struct pci_dev *pdev, int card_type)
return -EINVAL;
}
dgap_tty_register(brd);
dgap_finalize_board_init(brd);
ret = dgap_tty_register(brd);
if (ret)
return ret;
ret = dgap_finalize_board_init(brd);
if (ret)
return ret;
if (fw_info[card_type].bios_name) {
ret = request_firmware(&fw, fw_info[card_type].bios_name,