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| author | Dillon Min <dillon.minfei@gmail.com> | 2021-05-26 18:18:32 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-07-20 17:22:34 +0300 |
| commit | 7c6be39cdb0ed7ba2376e1c509d17553a13e3bca (patch) | |
| tree | 4a8d90ef91fe5a2505662626abca9a79b1389df3 /drivers | |
| parent | c7ec674c7340d615748f3b8def935fd28c9fdf5f (diff) | |
| download | linux-7c6be39cdb0ed7ba2376e1c509d17553a13e3bca.tar.xz | |
media: s5p-g2d: Fix a memory leak on ctx->fh.m2m_ctx
[ Upstream commit 5d11e6aad1811ea293ee2996cec9124f7fccb661 ]
The m2m_ctx resources was allocated by v4l2_m2m_ctx_init() in g2d_open()
should be freed from g2d_release() when it's not used.
Fix it
Fixes: 918847341af0 ("[media] v4l: add G2D driver for s5p device family")
Signed-off-by: Dillon Min <dillon.minfei@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/platform/s5p-g2d/g2d.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/platform/s5p-g2d/g2d.c b/drivers/media/platform/s5p-g2d/g2d.c index 2b939555cccb..21968ef9dc45 100644 --- a/drivers/media/platform/s5p-g2d/g2d.c +++ b/drivers/media/platform/s5p-g2d/g2d.c @@ -282,6 +282,9 @@ static int g2d_release(struct file *file) struct g2d_dev *dev = video_drvdata(file); struct g2d_ctx *ctx = fh2ctx(file->private_data); + mutex_lock(&dev->mutex); + v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); + mutex_unlock(&dev->mutex); v4l2_ctrl_handler_free(&ctx->ctrl_handler); v4l2_fh_del(&ctx->fh); v4l2_fh_exit(&ctx->fh); |