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test/alloc: check test_layer.compat length

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Avoid iterating past the array bounds as a safety net. We should
have more than enough room for now, but let's make sure we don't
get caught.
This commit is contained in:
Simon Ser 2022-01-31 13:30:45 +01:00
parent 3ced3be25a
commit 32f97b1c51
1 changed files with 7 additions and 2 deletions
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9
test/test_alloc.c
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@ -662,7 +662,7 @@ test_needs_composition(const struct test_layer *test_layers)
static void
run_test(const struct test_layer *test_layers)
{
size_t i, j;
size_t i, j, len;
ssize_t plane_index_got, plane_index_want;
struct liftoff_mock_plane *mock_planes[64];
struct liftoff_mock_plane *mock_plane;
@ -692,19 +692,24 @@ run_test(const struct test_layer *test_layers)
output = liftoff_output_create(device, liftoff_mock_drm_crtc_id);
for (i = 0; test_layers[i].width > 0; i++) {
test_layer = &test_layers[i];
layers[i] = add_layer(output, test_layer->x, test_layer->y,
test_layer->width, test_layer->height);
if (test_layer->zpos != 0) {
liftoff_layer_set_property(layers[i], "zpos",
test_layer->zpos);
}
if (test_layer->composition) {
liftoff_output_set_composition_layer(output, layers[i]);
}
if (test_layer->force_composited) {
liftoff_layer_set_fb_composited(layers[i]);
}
for (j = 0; test_layer->compat[j] != NULL; j++) {
len = sizeof(test_layer->compat) / sizeof(test_layer->compat[0]);
for (j = 0; j < len && test_layer->compat[j] != NULL; j++) {
mock_plane = mock_planes[test_layer->compat[j] -
test_setup];
liftoff_mock_plane_add_compatible_layer(mock_plane,