From fac3b9a91fa099d9bad29648127c0328d6c478c3 Mon Sep 17 00:00:00 2001 From: Haoxiang Li Date: Wed, 26 Feb 2025 20:49:22 +0800 Subject: media: imagination: fix a potential memory leak in e5010_probe() commit 609ba05b9484856b08869f827a6edee51d51b5f3 upstream. Add video_device_release() to release the memory allocated by video_device_alloc() if something goes wrong. Fixes: a1e294045885 ("media: imagination: Add E5010 JPEG Encoder driver") Cc: stable@vger.kernel.org Signed-off-by: Haoxiang Li Reviewed-by: Nicolas Dufresne Signed-off-by: Nicolas Dufresne Signed-off-by: Hans Verkuil Signed-off-by: Greg Kroah-Hartman --- drivers/media/platform/imagination/e5010-jpeg-enc.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'drivers/media/platform/imagination/e5010-jpeg-enc.c') diff --git a/drivers/media/platform/imagination/e5010-jpeg-enc.c b/drivers/media/platform/imagination/e5010-jpeg-enc.c index c194f830577f..ae868d9f73e1 100644 --- a/drivers/media/platform/imagination/e5010-jpeg-enc.c +++ b/drivers/media/platform/imagination/e5010-jpeg-enc.c @@ -1057,8 +1057,11 @@ static int e5010_probe(struct platform_device *pdev) e5010->vdev->lock = &e5010->mutex; ret = v4l2_device_register(dev, &e5010->v4l2_dev); - if (ret) - return dev_err_probe(dev, ret, "failed to register v4l2 device\n"); + if (ret) { + dev_err_probe(dev, ret, "failed to register v4l2 device\n"); + goto fail_after_video_device_alloc; + } + e5010->m2m_dev = v4l2_m2m_init(&e5010_m2m_ops); if (IS_ERR(e5010->m2m_dev)) { @@ -1118,6 +1121,8 @@ fail_after_video_register_device: v4l2_m2m_release(e5010->m2m_dev); fail_after_v4l2_register: v4l2_device_unregister(&e5010->v4l2_dev); +fail_after_video_device_alloc: + video_device_release(e5010->vdev); return ret; } -- cgit v1.2.3