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media: mediatek: vcodec: Handle invalid decoder vsi

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[ Upstream commit 59d438f8e0 ]

Handle an invalid decoder vsi in vpu_dec_init to ensure the decoder vsi
is valid for future use.

Fixes: 590577a4e5 ("[media] vcodec: mediatek: Add Mediatek V4L2 Video Decoder Driver")

Signed-off-by: Irui Wang <irui.wang@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Sebastian Fricke <sebastian.fricke@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Irui Wang
2024-03-21 09:47:54 +08:00
committed by Greg Kroah-Hartman
parent 8736604ef5
commit 1c109f23b2
1 changed files with 6 additions and 0 deletions
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drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c
+6
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@@ -233,6 +233,12 @@ int vpu_dec_init(struct vdec_vpu_inst *vpu)
mtk_vdec_debug(vpu->ctx, "vdec_inst=%p", vpu);
err = vcodec_vpu_send_msg(vpu, (void *)&msg, sizeof(msg));
if (IS_ERR_OR_NULL(vpu->vsi)) {
mtk_vdec_err(vpu->ctx, "invalid vdec vsi, status=%d", err);
return -EINVAL;
}
mtk_vdec_debug(vpu->ctx, "- ret=%d", err);
return err;
}