diff options
Diffstat (limited to 'tools/pci/pcitest.c')
| -rw-r--r-- | tools/pci/pcitest.c | 21 |
1 files changed, 5 insertions, 16 deletions
diff --git a/tools/pci/pcitest.c b/tools/pci/pcitest.c index 5fa5c2bdd427..cb1e51fcc84e 100644 --- a/tools/pci/pcitest.c +++ b/tools/pci/pcitest.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * Userspace PCI Endpoint Test Module * * Copyright (C) 2017 Texas Instruments * Author: Kishon Vijay Abraham I <kishon@ti.com> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 of - * the License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <errno.h> @@ -47,15 +36,15 @@ struct pci_test { unsigned long size; }; -static void run_test(struct pci_test *test) +static int run_test(struct pci_test *test) { - long ret; + int ret = -EINVAL; int fd; fd = open(test->device, O_RDWR); if (fd < 0) { perror("can't open PCI Endpoint Test device"); - return; + return -ENODEV; } if (test->barnum >= 0 && test->barnum <= 5) { @@ -223,7 +212,7 @@ usage: "\t-r Read buffer test\n" "\t-w Write buffer test\n" "\t-c Copy buffer test\n" - "\t-s <size> Size of buffer {default: 100KB}\n", + "\t-s <size> Size of buffer {default: 100KB}\n" "\t-h Print this help message\n", argv[0]); return -EINVAL; |
