[media] s5p-tv: Fix incorrect usage of IS_ERR_OR_NULL

Replace IS_ERR_OR_NULL with IS_ERR on clk_get results.
Signed-off-by: Tony Prisk <linux@prisktech.co.nz>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/platform/s5p-tv/hdmi_drv.c

@@ -781,27 +781,27 @@ static int hdmi_resources_init(struct hdmi_device *hdev)
 	/* get clocks, power */
 
 	res->hdmi = clk_get(dev, "hdmi");
-	if (IS_ERR_OR_NULL(res->hdmi)) {
+	if (IS_ERR(res->hdmi)) {
 		dev_err(dev, "failed to get clock 'hdmi'\n");
 		goto fail;
 	}
 	res->sclk_hdmi = clk_get(dev, "sclk_hdmi");
-	if (IS_ERR_OR_NULL(res->sclk_hdmi)) {
+	if (IS_ERR(res->sclk_hdmi)) {
 		dev_err(dev, "failed to get clock 'sclk_hdmi'\n");
 		goto fail;
 	}
 	res->sclk_pixel = clk_get(dev, "sclk_pixel");
-	if (IS_ERR_OR_NULL(res->sclk_pixel)) {
+	if (IS_ERR(res->sclk_pixel)) {
 		dev_err(dev, "failed to get clock 'sclk_pixel'\n");
 		goto fail;
 	}
 	res->sclk_hdmiphy = clk_get(dev, "sclk_hdmiphy");
-	if (IS_ERR_OR_NULL(res->sclk_hdmiphy)) {
+	if (IS_ERR(res->sclk_hdmiphy)) {
 		dev_err(dev, "failed to get clock 'sclk_hdmiphy'\n");
 		goto fail;
 	}
 	res->hdmiphy = clk_get(dev, "hdmiphy");
-	if (IS_ERR_OR_NULL(res->hdmiphy)) {
+	if (IS_ERR(res->hdmiphy)) {
 		dev_err(dev, "failed to get clock 'hdmiphy'\n");
 		goto fail;
 	}

drivers/media/platform/s5p-tv/mixer_drv.c

@@ -240,27 +240,27 @@ static int mxr_acquire_clocks(struct mxr_device *mdev)
 	struct device *dev = mdev->dev;
 
 	res->mixer = clk_get(dev, "mixer");
-	if (IS_ERR_OR_NULL(res->mixer)) {
+	if (IS_ERR(res->mixer)) {
 		mxr_err(mdev, "failed to get clock 'mixer'\n");
 		goto fail;
 	}
 	res->vp = clk_get(dev, "vp");
-	if (IS_ERR_OR_NULL(res->vp)) {
+	if (IS_ERR(res->vp)) {
 		mxr_err(mdev, "failed to get clock 'vp'\n");
 		goto fail;
 	}
 	res->sclk_mixer = clk_get(dev, "sclk_mixer");
-	if (IS_ERR_OR_NULL(res->sclk_mixer)) {
+	if (IS_ERR(res->sclk_mixer)) {
 		mxr_err(mdev, "failed to get clock 'sclk_mixer'\n");
 		goto fail;
 	}
 	res->sclk_hdmi = clk_get(dev, "sclk_hdmi");
-	if (IS_ERR_OR_NULL(res->sclk_hdmi)) {
+	if (IS_ERR(res->sclk_hdmi)) {
 		mxr_err(mdev, "failed to get clock 'sclk_hdmi'\n");
 		goto fail;
 	}
 	res->sclk_dac = clk_get(dev, "sclk_dac");
-	if (IS_ERR_OR_NULL(res->sclk_dac)) {
+	if (IS_ERR(res->sclk_dac)) {
 		mxr_err(mdev, "failed to get clock 'sclk_dac'\n");
 		goto fail;
 	}