igt/prime_mmap_coherency: Close dmabuf after use

As we loop over the coherency tests many times, we need to close the
dmabufs opened on every pass to prevent a fd leak and the test
exploding when it hits the process limit.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=103649
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Antonio Argenziano <antonio.argenziano@intel.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/tests/prime_mmap_coherency.c b/tests/prime_mmap_coherency.c
index 192b4348..04b15ddd 100644
--- a/tests/prime_mmap_coherency.c
+++ b/tests/prime_mmap_coherency.c
@@ -101,6 +101,8 @@ static int test_read_flush(void)
 	drm_intel_bo_unreference(bo_1);
 	munmap(ptr_cpu, width * height);
 
+	close(dma_buf_fd);
+
 	return stale;
 }
 
@@ -169,6 +171,9 @@ static int test_write_flush(void)
 	drm_intel_bo_unreference(bo_2);
 	munmap(ptr_cpu, width * height);
 
+	close(dma_buf2_fd);
+	close(dma_buf_fd);
+
 	return stale;
 }