drm/exynos: Use devm_kzalloc in exynos_drm_hdmi.c file

devm_kzalloc is a device managed function and makes freeing and error
handling simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
index 8ffcdf8..3fdf0b6 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
@@ -345,7 +345,7 @@ static int __devinit exynos_drm_hdmi_probe(struct platform_device *pdev)
 
        DRM_DEBUG_KMS("%s\n", __FILE__);
 
-       ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
+       ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
        if (!ctx) {
                DRM_LOG_KMS("failed to alloc common hdmi context.\n");
                return -ENOMEM;
@@ -371,7 +371,6 @@ static int __devexit exynos_drm_hdmi_remove(struct platform_device *pdev)
        DRM_DEBUG_KMS("%s\n", __FILE__);
 
        exynos_drm_subdrv_unregister(&ctx->subdrv);
-       kfree(ctx);
 
        return 0;
 }