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misc: cxl: Use device_type helpers to access the node type 

Remove directly accessing device_node.type pointer and use the accessors
instead. This will eventually allow removing the type pointer.

Cc: Frederic Barrat <fbarrat@linux.vnet.ibm.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: linuxppc-dev@lists.ozlabs.org
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rob Herring 2018-11-16 16:11:02 -06:00 committed by Greg Kroah-Hartman
parent 97a64ba77d
commit 55949c7e75
1 changed files with 1 additions and 3 deletions
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4
drivers/misc/cxl/pci.c
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@ -1718,7 +1718,6 @@ int cxl_slot_is_switched(struct pci_dev *dev)
{ {
struct device_node *np; struct device_node *np;
int depth = 0; int depth = 0;
const __be32 *prop;
if (!(np = pci_device_to_OF_node(dev))) { if (!(np = pci_device_to_OF_node(dev))) {
pr_err("cxl: np = NULL\n"); pr_err("cxl: np = NULL\n");
@ -1727,8 +1726,7 @@ int cxl_slot_is_switched(struct pci_dev *dev)
of_node_get(np); of_node_get(np);
while (np) { while (np) {
np = of_get_next_parent(np); np = of_get_next_parent(np);
prop = of_get_property(np, "device_type", NULL); if (!of_node_is_type(np, "pciex"))
if (!prop || strcmp((char *)prop, "pciex"))
break; break;
depth++; depth++;
} }