6.4-stable review patch. If anyone has any objections, please let me know.
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From: Claudiu Beznea claudiu.beznea@microchip.com
[ Upstream commit 26ce7054d804be73935b9268d6e0ecf2fbbc8aef ]
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: 0556f1d580d4 ("media: tvp5150: add input source selection of_graph support") Signed-off-by: Claudiu Beznea claudiu.beznea@microchip.com Reviewed-by: Marco Felsch m.felsch@pengutronix.de Signed-off-by: Sakari Ailus sakari.ailus@linux.intel.com Signed-off-by: Mauro Carvalho Chehab mchehab@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/media/i2c/tvp5150.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c index 859f1cb2fa744..84f87c016f9b5 100644 --- a/drivers/media/i2c/tvp5150.c +++ b/drivers/media/i2c/tvp5150.c @@ -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);