[PATCH 1/2] media: mediatek: vcodec: Fix encoder access NULL pointer

[Hans Verkuil]

Ping! Is this a fix for 6.6 or not?

Regards,

	Hans

On 02/10/2023 12:24, Hans Verkuil wrote:
> On 26/09/2023 12:19, Irui Wang wrote:
>> Need to set the private data with encoder device, or will access
>> NULL pointer in encoder handler.
>>
>> Fixes: 1972e32431ed ("media: mediatek: vcodec: Fix possible invalid memory access for encoder")
>>
>> Signed-off-by: Irui Wang <irui.wang at mediatek.com>
>> ---
>>  drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c | 3 ++-
>>  1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c b/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c
>> index d299cc2962a5..ae6290d28f8e 100644
>> --- a/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c
>> +++ b/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c
>> @@ -138,7 +138,8 @@ int vpu_enc_init(struct venc_vpu_inst *vpu)
>>  	vpu->ctx->vpu_inst = vpu;
>>  
>>  	status = mtk_vcodec_fw_ipi_register(vpu->ctx->dev->fw_handler, vpu->id,
>> -					    vpu_enc_ipi_handler, "venc", NULL);
>> +					    vpu_enc_ipi_handler, "venc",
>> +					    vpu->ctx->dev);
>>  
>>  	if (status) {
>>  		mtk_venc_err(vpu->ctx, "vpu_ipi_register fail %d", status);
> 
> Is this a fix that should go to 6.6?
> 
> Regards,
> 
> 	Hans