media: mediatek: vcodec: Improve an error message

This is intended to print the error code but there is a typo so it
prints IS_ERR() instead of PTR_ERR().

Fixes: 77f3b023f452 ("media: mediatek: vcodec: Add debugfs interface to get debug information")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.c

@@ -185,8 +185,8 @@ void mtk_vcodec_dbgfs_init(struct mtk_vcodec_dev *vcodec_dev, bool is_encode)
 	else
 		vcodec_dev->dbgfs.vcodec_root = debugfs_create_dir("vcodec-dec", NULL);
 	if (IS_ERR(vcodec_dev->dbgfs.vcodec_root))
-		dev_err(&vcodec_dev->plat_dev->dev, "create vcodec dir err:%d\n",
-			IS_ERR(vcodec_dev->dbgfs.vcodec_root));
+		dev_err(&vcodec_dev->plat_dev->dev, "create vcodec dir err:%ld\n",
+			PTR_ERR(vcodec_dev->dbgfs.vcodec_root));
 
 	vcodec_root = vcodec_dev->dbgfs.vcodec_root;
 	debugfs_create_x32("mtk_v4l2_dbg_level", 0644, vcodec_root, &mtk_v4l2_dbg_level);