This is a note to let you know that I've just added the patch titled
media: ir_toy: fix a memleak in irtoy_tx
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-ir_toy-fix-a-memleak-in-irtoy_tx.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 eeb2ef0b150ab686a91f55f17ee29729b775ef70
Author: Zhipeng Lu <alexious@xxxxxxxxxx>
Date: Wed Jan 17 09:14:19 2024 +0100
media: ir_toy: fix a memleak in irtoy_tx
[ Upstream commit dc9ceb90c4b42c6e5c6757df1d6257110433788e ]
When irtoy_command fails, buf should be freed since it is allocated by
irtoy_tx, or there is a memleak.
Fixes: 4114978dcd24 ("media: ir_toy: prevent device from hanging during transmit")
Signed-off-by: Zhipeng Lu <alexious@xxxxxxxxxx>
Signed-off-by: Sean Young <sean@xxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/media/rc/ir_toy.c b/drivers/media/rc/ir_toy.c
index 53ae19fa103a..658d27d29048 100644
--- a/drivers/media/rc/ir_toy.c
+++ b/drivers/media/rc/ir_toy.c
@@ -324,6 +324,7 @@ static int irtoy_tx(struct rc_dev *rc, uint *txbuf, uint count)
sizeof(COMMAND_SMODE_EXIT), STATE_RESET);
if (err) {
dev_err(irtoy->dev, "exit sample mode: %d\n", err);
+ kfree(buf);
return err;
}
@@ -331,6 +332,7 @@ static int irtoy_tx(struct rc_dev *rc, uint *txbuf, uint count)
sizeof(COMMAND_SMODE_ENTER), STATE_COMMAND);
if (err) {
dev_err(irtoy->dev, "enter sample mode: %d\n", err);
+ kfree(buf);
return err;
}
