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-rw-r--r--lib/ioctl_wrappers.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/ioctl_wrappers.c b/lib/ioctl_wrappers.c
index fa44080e..6b9d00ae 100644
--- a/lib/ioctl_wrappers.c
+++ b/lib/ioctl_wrappers.c
@@ -291,6 +291,8 @@ void gem_close(int fd, uint32_t handle)
{
struct drm_gem_close close_bo;
+ igt_assert_neq(handle, 0);
+
memset(&close_bo, 0, sizeof(close_bo));
close_bo.handle = handle;
do_ioctl(fd, DRM_IOCTL_GEM_CLOSE, &close_bo);