Commit 26ce7054 authored by Claudiu Beznea's avatar Claudiu Beznea Committed by Mauro Carvalho Chehab
Browse files

media: i2c: tvp5150: check return value of devm_kasprintf() 



devm_kasprintf() returns a pointer to dynamically allocated memory.
Pointer could be NULL in case allocation fails. Check pointer validity.
Identified with coccinelle (kmerr.cocci script).

Fixes: 0556f1d5 ("media: tvp5150: add input source selection of_graph support")
Signed-off-by: default avatarClaudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: default avatarMarco Felsch <m.felsch@pengutronix.de>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent 6e28afd1

drivers/media/i2c/tvp5150.c

+4 −0
Original line number Diff line number Diff line
@@ -2068,6 +2068,10 @@ static int tvp5150_parse_dt(struct tvp5150 *decoder, struct device_node *np) 
		tvpc->ent.name = devm_kasprintf(dev, GFP_KERNEL, "%s %s",

						v4l2c->name, v4l2c->label ?

						v4l2c->label : "");

		if (!tvpc->ent.name) {

			ret = -ENOMEM;

			goto err_free;

		}

	}



	ep_np = of_graph_get_endpoint_by_regs(np, TVP5150_PAD_VID_OUT, 0);