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iommufd/selftest: Fix ioctl return value in _test_cmd_trigger_vevents()

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[ Upstream commit b09ed52db1 ]

The ioctl returns 0 upon success, so !0 returning -1 breaks the selftest.

Drop the '!' to fix it.

Fixes: 1d235d8494 ("iommu/selftest: prevent use of uninitialized variable")
Link: https://patch.msgid.link/r/20251014214847.1113759-1-nicolinc@nvidia.com
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Nicolin Chen
2025-10-14 14:48:46 -07:00
committed by Greg Kroah-Hartman
parent 8ac42a63c5
commit 0b31316ff3
1 changed files with 2 additions and 2 deletions
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2
tools/testing/selftests/iommu/iommufd_utils.h
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@@ -1044,7 +1044,7 @@ static int _test_cmd_trigger_vevents(int fd, __u32 dev_id, __u32 nvevents)
};
while (nvevents--) {
if (!ioctl(fd, _IOMMU_TEST_CMD(IOMMU_TEST_OP_TRIGGER_VEVENT),
if (ioctl(fd, _IOMMU_TEST_CMD(IOMMU_TEST_OP_TRIGGER_VEVENT),
&trigger_vevent_cmd))
return -1;
}