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Signed-off-by: Rosen Penev --- drivers/mailbox/rockchip-mailbox.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/mailbox/rockchip-mailbox.c b/drivers/mailbox/rockchip-= mailbox.c index 4d966cb2ed03..a1a7dee64356 100644 --- a/drivers/mailbox/rockchip-mailbox.c +++ b/drivers/mailbox/rockchip-mailbox.c @@ -46,7 +46,7 @@ struct rockchip_mbox { /* The maximum size of buf for each channel */ u32 buf_size; =20 - struct rockchip_mbox_chan *chans; + struct rockchip_mbox_chan chans[]; }; =20 static int rockchip_mbox_send_data(struct mbox_chan *chan, void *data) @@ -173,15 +173,10 @@ static int rockchip_mbox_probe(struct platform_device= *pdev) =20 drv_data =3D (const struct rockchip_mbox_data *) device_get_match_data(&p= dev->dev); =20 - mb =3D devm_kzalloc(&pdev->dev, sizeof(*mb), GFP_KERNEL); + mb =3D devm_kzalloc(&pdev->dev, struct_size(mb, chans, drv_data->num_chan= s), GFP_KERNEL); if (!mb) return -ENOMEM; =20 - mb->chans =3D devm_kcalloc(&pdev->dev, drv_data->num_chans, - sizeof(*mb->chans), GFP_KERNEL); - if (!mb->chans) - return -ENOMEM; - mb->mbox.chans =3D devm_kcalloc(&pdev->dev, drv_data->num_chans, sizeof(*mb->mbox.chans), GFP_KERNEL); if (!mb->mbox.chans) --=20 2.53.0