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Commit d8ed9e87 authored by LABBE Corentin's avatar LABBE Corentin Committed by Tomi Valkeinen
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fbdev: ssd1307fb: fix a possible NULL dereference 



of_match_device could return NULL, and so cause a NULL pointer
dereference later.

For fixing this problem, we use of_device_get_match_data(), this will
simplify the code a little by using a standard function for
getting the match data.

Signed-off-by: default avatarLABBE Corentin <clabbe.montjoie@gmail.com>
Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
parent 60169c3f

drivers/video/fbdev/ssd1307fb.c

+1 −2
Original line number Diff line number Diff line
@@ -559,8 +559,7 @@ static int ssd1307fb_probe(struct i2c_client *client, 
	par->info = info;

	par->client = client;



	par->device_info = of_match_device(ssd1307fb_of_match,

					   &client->dev)->data;

	par->device_info = of_device_get_match_data(&client->dev);



	par->reset = of_get_named_gpio(client->dev.of_node,

					 "reset-gpios", 0);