| From 156776a3e29491b363fdc9811912e1298655d060 Mon Sep 17 00:00:00 2001 |
| From: Steven Price <steven.price@arm.com> |
| Date: Fri, 19 Jul 2019 13:48:17 +0100 |
| Subject: [PATCH] ustat02: Fix EFAULT in 32bit compatibility mode |
| |
| The size of dev_t is larger than 32 bits which causes the dev argument |
| to be passed incorrectly. On Arm this means that the EFAULT test case |
| actually returns EINVAL because the device number isn't recognised. |
| |
| Signed-off-by: Steven Price <steven.price@arm.com> |
| Acked-by: Li Wang <liwang@redhat.com> |
| |
| Upstream-Status: Backport |
| [https://github.com/linux-test-project/ltp/commit/156776a3e29491b363fdc9811912e1298655d060] |
| |
| Signed-off-by: He Zhe <zhe.he@windriver.com> |
| --- |
| testcases/kernel/syscalls/ustat/ustat02.c | 2 +- |
| 1 file changed, 1 insertion(+), 1 deletion(-) |
| |
| diff --git a/testcases/kernel/syscalls/ustat/ustat02.c b/testcases/kernel/syscalls/ustat/ustat02.c |
| index 9bbe4f3..1a0e9e0 100644 |
| --- a/testcases/kernel/syscalls/ustat/ustat02.c |
| +++ b/testcases/kernel/syscalls/ustat/ustat02.c |
| @@ -36,7 +36,7 @@ int TST_TOTAL = ARRAY_SIZE(tc); |
| |
| void run(unsigned int test) |
| { |
| - TEST(tst_syscall(__NR_ustat, *tc[test].dev, tc[test].buf)); |
| + TEST(tst_syscall(__NR_ustat, (unsigned int)*tc[test].dev, tc[test].buf)); |
| |
| if ((TST_RET == -1) && (TST_ERR == tc[test].exp_errno)) |
| tst_res(TPASS | TTERRNO, "ustat(2) expected failure"); |
| -- |
| 2.7.4 |
| |