Patch "media: i2c: tvp5150: check return value of devm_kasprintf()" has been added to the 5.15-stable tree

[Sasha Levin <sashal@xxxxxxxxxx>]

This is a note to let you know that I've just added the patch titled

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

to the 5.15-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     media-i2c-tvp5150-check-return-value-of-devm_kasprin.patch
and it can be found in the queue-5.15 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit c3ba34465dde5a778bfbc5d86fa62bde90bd6791
Author: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
Date:   Thu Jun 15 12:30:30 2023 +0200

    media: i2c: tvp5150: check return value of devm_kasprintf()
    
    [ 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@xxxxxxxxxxxxx>
    Reviewed-by: Marco Felsch <m.felsch@xxxxxxxxxxxxxx>
    Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
    Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
index 4b16ffcaef98a..b0dc21ba25c31 100644
--- a/drivers/media/i2c/tvp5150.c
+++ b/drivers/media/i2c/tvp5150.c
@@ -2066,6 +2066,10 @@ 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);