On Sun, May 25, 2014 at 03:44:01PM +0530, Himangi Saraogi wrote:
> This patch moves most data allocated in the probe function from
> unmanaged interfaces to managed interfaces. The kfrees and error
> handling code is done away with. The unnecesary labels are
> removed. Also, linux/device.h is added to make sure the devm_*()
> routine declarations are unambiguously available. The name of label
> free_priv is changed to unlock as it does not free priv anymore.
>
> The following Coccinelle semantic patch was used for making a part of
> the change:
>
> @platform@
> identifier p, probefn, removefn;
> @@
> struct platform_driver p = {
> .probe = probefn,
> .remove = removefn,
> };
>
> @prb@
> identifier platform.probefn, pdev;
> expression e, e1, e2;
> @@
> probefn(struct platform_device *pdev, ...) {
> <+...
> - e = kzalloc(e1, e2)
> + e = devm_kzalloc(&pdev->dev, e1, e2)
> ...
> ?-kfree(e);
> ...+>
> }
>
> @rem depends on prb@
> identifier platform.removefn;
> expression e;
> @@
> removefn(...) {
> <...
> - kfree(e);
> ...>
> }
>
> Signed-off-by: Himangi Saraogi <himangi774@xxxxxxxxx>
> Acked-by: Julia Lawall <julia.lawall@xxxxxxx>
> ---
> Not compiled due to incompatible architecture.
>
> mc13xxx_irq_request is not devm'd, and doing so looks complicated due to
> the locks around the frees. Is there some way to resolve this issue?
Yes there us - let's leave the driver as is so we are not mixing the 2
styles.
Thanks.
--
Dmitry
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