Check that the kernel rejects a zero user_size.
Signed-off-by: Matthew Auld <[email protected]>
Cc: Chris Wilson <[email protected]>
---
tests/gem_userptr_blits.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/tests/gem_userptr_blits.c b/tests/gem_userptr_blits.c
index 849054ad..7e3b6ef3 100644
--- a/tests/gem_userptr_blits.c
+++ b/tests/gem_userptr_blits.c
@@ -442,6 +442,14 @@ static int test_input_checking(int fd)
ret = drmIoctl(fd, LOCAL_IOCTL_I915_GEM_USERPTR, &userptr);
igt_assert_neq(ret, 0);
+ /* Zero user_size. */
+ memset(&userptr, 0, sizeof(userptr));
+ userptr.user_ptr = 0;
+ userptr.user_size = 0;
+ userptr.flags = 0;
+ ret = drmIoctl(fd, LOCAL_IOCTL_I915_GEM_USERPTR, &userptr);
+ igt_assert_neq(ret, 0);
+
return 0;
}
--
2.17.0
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