media: ov2659: Fix memory leaks in ov2659_probe()

ov2659_probe() doesn't properly free control handler resources in failure
paths, causing memory leaks. Add v4l2_ctrl_handler_free() to prevent these
memory leaks and reorder the ctrl_handler assignment for better code flow.

Fixes: c4c0283ab3 ("[media] media: i2c: add support for omnivision's ov2659 sensor")
Cc: stable@vger.kernel.org
Signed-off-by: Zhang Shurong <zhang_shurong@foxmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
This commit is contained in:
Zhang Shurong 2025-07-06 00:31:09 +08:00 committed by Hans Verkuil
parent ae42c6fe53
commit 76142b137b

View File

@ -1469,14 +1469,15 @@ static int ov2659_probe(struct i2c_client *client)
V4L2_CID_TEST_PATTERN,
ARRAY_SIZE(ov2659_test_pattern_menu) - 1,
0, 0, ov2659_test_pattern_menu);
ov2659->sd.ctrl_handler = &ov2659->ctrls;
if (ov2659->ctrls.error) {
dev_err(&client->dev, "%s: control initialization error %d\n",
__func__, ov2659->ctrls.error);
v4l2_ctrl_handler_free(&ov2659->ctrls);
return ov2659->ctrls.error;
}
ov2659->sd.ctrl_handler = &ov2659->ctrls;
sd = &ov2659->sd;
client->flags |= I2C_CLIENT_SCCB;