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SubjectRe: [PATCH] misc: cxl: Use device_type helpers to access the node type
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On 17/11/18 9:11 am, Rob Herring wrote:
> Remove directly accessing device_node.type pointer and use the accessors
> instead. This will eventually allow removing the type pointer.
>

This description doesn't quite match what's being fixed - we're not
accessing the .type pointer, we're getting the device_type property
directly.

> Cc: Frederic Barrat <fbarrat@linux.vnet.ibm.com>
> Cc: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> Cc: linuxppc-dev@lists.ozlabs.org
> Signed-off-by: Rob Herring <robh@kernel.org>

Apart from that:

Acked-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>

> ---
> drivers/misc/cxl/pci.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c
> index b66d832d3233..c79ba1c699ad 100644
> --- a/drivers/misc/cxl/pci.c
> +++ b/drivers/misc/cxl/pci.c
> @@ -1718,7 +1718,6 @@ int cxl_slot_is_switched(struct pci_dev *dev)
> {
> struct device_node *np;
> int depth = 0;
> - const __be32 *prop;
>
> if (!(np = pci_device_to_OF_node(dev))) {
> pr_err("cxl: np = NULL\n");
> @@ -1727,8 +1726,7 @@ int cxl_slot_is_switched(struct pci_dev *dev)
> of_node_get(np);
> while (np) {
> np = of_get_next_parent(np);
> - prop = of_get_property(np, "device_type", NULL);
> - if (!prop || strcmp((char *)prop, "pciex"))
> + if (!of_node_is_type(np, "pciex"))
> break;
> depth++;
> }
>

--
Andrew Donnellan OzLabs, ADL Canberra
andrew.donnellan@au1.ibm.com IBM Australia Limited

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