6.16-stable review patch. If anyone has any objections, please let me know.
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From: Zhang Shurong zhang_shurong@foxmail.com
commit 76142b137b968d47b35cdd8d1dc924677d319c8b upstream.
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: c4c0283ab3cd ("[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 Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/media/i2c/ov2659.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/media/i2c/ov2659.c +++ b/drivers/media/i2c/ov2659.c @@ -1469,14 +1469,15 @@ static int ov2659_probe(struct i2c_clien 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;