Am Montag 28 Dezember 2009 09:13:18 schrieb Hans-Christian Egtvedt:
> On Fri, 25 Dec 2009 20:08:45 +0100
>
> Peter Huewe <PeterHuewe@xxxxxx> wrote:
> > This patch fixes a build failure introduced by the patch
> > atmel-mci: change use of dma slave interface by Nicolas Ferre
> > by changing mci_dma_slave to the correct name of mci_dma_data
> >
> > This should make the avr32 tree build again.
>
> Ah, great, I have not gotten around to test this yet. Thanks for the
> patch. I've done some minor changes and also fixed the kzalloc/kfree
> error handling. Please see the inlined patch below.
>
> @@ -1344,7 +1344,7 @@ at32_add_device_mci(unsigned int id, struct
> mci_platform_data *data) ARRAY_SIZE(atmel_mci0_resource)))
> goto fail;
>
> - slave = kzalloc(sizeof(struct mci_dma_slave), GFP_KERNEL);
> + slave = kzalloc(sizeof(struct mci_dma_data), GFP_KERNEL);
>
> slave->sdata.dma_dev = &dw_dmac0_device.dev;
> slave->sdata.reg_width = DW_DMA_SLAVE_WIDTH_32BIT;
Great, thanks for the update.
The only thing that still catches my eye is that the kzalloc line can fail, so
you should perhaps add something like
if (!slave) {
printk(KERN_ERR "No memory left for at32ap700x: at32_add_device_mc");
goto fail;
}
(not tested :)
Apart from that:
Acked-By: Peter Huewe <peterhuewe@xxxxxx>
Thanks and best regards,
Peter
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