OMAPDSS: Generic DPI Panel: use devm_kzalloc for allocating driver data

Use devm_kzalloc instead of kzalloc to allocate driver data for the generic dpi
panel driver. This simplifies the driver's probe and remove functions.

Signed-off-by: Archit Taneja <archit@ti.com>

diff --git a/drivers/video/omap2/displays/panel-generic-dpi.c b/drivers/video/omap2/displays/panel-generic-dpi.c
index a0c9396ca43fc7d5ee66bbdafa32a0e4754a621e..5fb8063e2559eefc892d86aeec0fa8ee86555109 100644 (file)
--- a/drivers/video/omap2/displays/panel-generic-dpi.c
+++ b/drivers/video/omap2/displays/panel-generic-dpi.c
@@ -608,7 +608,7 @@ static int generic_dpi_panel_probe(struct omap_dss_device *dssdev)
 
        dssdev->panel.timings = panel_config->timings;
 
-       drv_data = kzalloc(sizeof(*drv_data), GFP_KERNEL);
+       drv_data = devm_kzalloc(&dssdev->dev, sizeof(*drv_data), GFP_KERNEL);
        if (!drv_data)
                return -ENOMEM;
 
@@ -624,12 +624,8 @@ static int generic_dpi_panel_probe(struct omap_dss_device *dssdev)
 
 static void __exit generic_dpi_panel_remove(struct omap_dss_device *dssdev)
 {
-       struct panel_drv_data *drv_data = dev_get_drvdata(&dssdev->dev);
-
        dev_dbg(&dssdev->dev, "remove\n");
 
-       kfree(drv_data);
-
        dev_set_drvdata(&dssdev->dev, NULL);
 }