drm/exynos: hdmi: Fix potential NULL pointer dereference error
This is an unlikely case. However to silence the following smatch error
add a NULL check:
drivers/gpu/drm/exynos/exynos_hdmi.c:2486 hdmi_probe()
error: potential NULL dereference 'match'.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index e009216..2c46b6c 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -2502,6 +2502,8 @@
const struct of_device_id *match;
match = of_match_node(of_match_ptr(hdmi_match_types),
pdev->dev.of_node);
+ if (match == NULL)
+ return -ENODEV;
hdata->type = (enum hdmi_type)match->data;
} else {
hdata->type = (enum hdmi_type)platform_get_device_id