resource/PCI: mark struct resource as const

Now that we return the new resource start position, there is no
need to update "struct resource" inside the align function.
Therefore, mark the struct resource as const.

Cc: Bjorn Helgaas <bjorn.helgaas@hp.com>
Cc: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index f4195de4eb9d..4a811891dbe3 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -121,7 +121,7 @@ extern int allocate_resource(struct resource *root, struct resource *new,
                              resource_size_t size, resource_size_t min,
                              resource_size_t max, resource_size_t align,
                              resource_size_t (*alignf)(void *,
-                                                       struct resource *,
+                                                       const struct resource *,
                                                        resource_size_t,
                                                        resource_size_t),
                              void *alignf_data);