staging: fbtft: fbtft-core: define backlight_ops statically

instead of devm_kzalloc'ing them

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c
index 95aaf778fc8eae92d244e1ec80d05561fa77127c..a72e046f4fb4e0d3fa3da15e8ade2d761519cec1 100644 (file)
--- a/drivers/staging/fbtft/fbtft-core.c
+++ b/drivers/staging/fbtft/fbtft-core.c
@@ -276,11 +276,15 @@ void fbtft_unregister_backlight(struct fbtft_par *par)
        }
 }
 
+static const struct backlight_ops fbtft_bl_ops = {
+       .get_brightness = fbtft_backlight_get_brightness,
+       .update_status  = fbtft_backlight_update_status,
+};
+
 void fbtft_register_backlight(struct fbtft_par *par)
 {
        struct backlight_device *bd;
        struct backlight_properties bl_props = { 0, };
-       struct backlight_ops *bl_ops;
 
        fbtft_par_dbg(DEBUG_BACKLIGHT, par, "%s()\n", __func__);
 
@@ -290,13 +294,6 @@ void fbtft_register_backlight(struct fbtft_par *par)
                return;
        }
 
-       bl_ops = devm_kzalloc(par->info->device, sizeof(struct backlight_ops),
-                               GFP_KERNEL);
-       if (!bl_ops)
-               return;
-
-       bl_ops->get_brightness = fbtft_backlight_get_brightness;
-       bl_ops->update_status = fbtft_backlight_update_status;
        bl_props.type = BACKLIGHT_RAW;
        /* Assume backlight is off, get polarity from current state of pin */
        bl_props.power = FB_BLANK_POWERDOWN;
@@ -304,7 +301,7 @@ void fbtft_register_backlight(struct fbtft_par *par)
                bl_props.state |= BL_CORE_DRIVER1;
 
        bd = backlight_device_register(dev_driver_string(par->info->device),
-                               par->info->device, par, bl_ops, &bl_props);
+                               par->info->device, par, &fbtft_bl_ops, &bl_props);
        if (IS_ERR(bd)) {
                dev_err(par->info->device,
                        "cannot register backlight device (%ld)\n",