resource_size doesn't change the resource

[Jean Delvare <khali@linux-fr.org>]

The resource_size function doesn't change the resource it operates on,
so the res parameter can be marked const. Same for the resource_type
function.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
---
 include/linux/ioport.h |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- linux-2.6.32-rc6.orig/include/linux/ioport.h	2009-09-28 10:29:17.000000000 +0200
+++ linux-2.6.32-rc6/include/linux/ioport.h	2009-11-11 13:22:27.000000000 +0100
@@ -126,11 +126,11 @@ extern int allocate_resource(struct reso
 int adjust_resource(struct resource *res, resource_size_t start,
 		    resource_size_t size);
 resource_size_t resource_alignment(struct resource *res);
-static inline resource_size_t resource_size(struct resource *res)
+static inline resource_size_t resource_size(const struct resource *res)
 {
 	return res->end - res->start + 1;
 }
-static inline unsigned long resource_type(struct resource *res)
+static inline unsigned long resource_type(const struct resource *res)
 {
 	return res->flags & IORESOURCE_TYPE_BITS;
 }


-- 
Jean Delvare