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SubjectRe: [PATCH] of/fdt: Remove redundant kbasename function call
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On 2020/5/12 下午11:49, Qi Zheng wrote:
> For version 1 to 3 of the device tree, this is the node full
> path as a zero terminated string, starting with "/". The
> following equation will not hold, since the node name has
> been processed in the fdt_get_name().
>
> *pathp == '/'
>
> For version 16 and later, this is the node unit name only
> (or an empty string for the root node). So the above
> equation will still not hold.
>
> So the kbasename() is redundant, just remove it.
>
> Signed-off-by: Qi Zheng <arch0.zheng@gmail.com>
> ---
> drivers/of/fdt.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
> index 8a8e07a8f03d..ea31b2ae8474 100644
> --- a/drivers/of/fdt.c
> +++ b/drivers/of/fdt.c
> @@ -643,8 +643,6 @@ int __init of_scan_flat_dt(int (*it)(unsigned long node,
> offset = fdt_next_node(blob, offset, &depth)) {
>
> pathp = fdt_get_name(blob, offset, NULL);
> - if (*pathp == '/')
> - pathp = kbasename(pathp);
> rc = it(offset, pathp, depth, data);
> }
> return rc;
>

add Rob Herring <robh@kernel.org>.

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