fbdev: ssd1307fb: constify the device_info pointer

of_match_device return const data, so instead of casting its return value
this patch constify the device_info pointer.

Signed-off-by: LABBE Corentin <clabbe.montjoie@gmail.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c
index 1feda0cd0ea4..6a18bdc9fe47 100644
--- a/drivers/video/fbdev/ssd1307fb.c
+++ b/drivers/video/fbdev/ssd1307fb.c
@@ -64,7 +64,7 @@ struct ssd1307fb_par {
         u32 contrast;
         u32 dclk_div;
         u32 dclk_frq;
-        struct ssd1307fb_deviceinfo *device_info;
+        const struct ssd1307fb_deviceinfo *device_info;
         struct i2c_client *client;
         u32 height;
         struct fb_info *info;
@@ -559,8 +559,8 @@ static int ssd1307fb_probe(struct i2c_client *client,
         par->info = info;
         par->client = client;
 
-        par->device_info = (struct ssd1307fb_deviceinfo *)of_match_device(
-                        ssd1307fb_of_match, &client->dev)->data;
+        par->device_info = of_match_device(ssd1307fb_of_match,
+                                           &client->dev)->data;
 
         par->reset = of_get_named_gpio(client->dev.of_node,
                                          "reset-gpios", 0);