From: Al Viro <[email protected]>

the only caller of devm_get_free_pages() casts anyway

Signed-off-by: Al Viro <[email protected]>
---
 drivers/base/devres.c                 | 14 ++++++--------
 drivers/char/xillybus/xillybus_core.c |  2 +-
 include/linux/device.h                |  4 ++--
 3 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/drivers/base/devres.c b/drivers/base/devres.c
index 854f7ae..414ac33 100644
--- a/drivers/base/devres.c
+++ b/drivers/base/devres.c
@@ -911,7 +911,7 @@ void *devm_kmemdup(struct device *dev, const void *src, 
size_t len, gfp_t gfp)
 EXPORT_SYMBOL_GPL(devm_kmemdup);
 
 struct pages_devres {
-       unsigned long addr;
+       void *addr;
        unsigned int order;
 };
 
@@ -927,7 +927,7 @@ static void devm_pages_release(struct device *dev, void 
*res)
 {
        struct pages_devres *devres = res;
 
-       free_pages((void *)devres->addr, devres->order);
+       free_pages(devres->addr, devres->order);
 }
 
 /**
@@ -943,13 +943,11 @@ static void devm_pages_release(struct device *dev, void 
*res)
  * Address of allocated memory on success, 0 on failure.
  */
 
-unsigned long devm_get_free_pages(struct device *dev,
+void *devm_get_free_pages(struct device *dev,
                                  gfp_t gfp_mask, unsigned int order)
 {
        struct pages_devres *devres;
-       unsigned long addr;
-
-       addr = __get_free_pages(gfp_mask, order);
+       void *addr = (void *)__get_free_pages(gfp_mask, order);
 
        if (unlikely(!addr))
                return 0;
@@ -957,7 +955,7 @@ unsigned long devm_get_free_pages(struct device *dev,
        devres = devres_alloc(devm_pages_release,
                              sizeof(struct pages_devres), GFP_KERNEL);
        if (unlikely(!devres)) {
-               free_pages((void *)addr, order);
+               free_pages(addr, order);
                return 0;
        }
 
@@ -977,7 +975,7 @@ EXPORT_SYMBOL_GPL(devm_get_free_pages);
  * Free memory allocated with devm_get_free_pages(). Unlike free_pages,
  * there is no need to supply the @order.
  */
-void devm_free_pages(struct device *dev, unsigned long addr)
+void devm_free_pages(struct device *dev, void *addr)
 {
        struct pages_devres devres = { .addr = addr };
 
diff --git a/drivers/char/xillybus/xillybus_core.c 
b/drivers/char/xillybus/xillybus_core.c
index 77d6c12..28cd936 100644
--- a/drivers/char/xillybus/xillybus_core.c
+++ b/drivers/char/xillybus/xillybus_core.c
@@ -359,7 +359,7 @@ static int xilly_get_dma_buffers(struct xilly_endpoint *ep,
                                allocorder++;
                        }
 
-                       s->salami = (void *) devm_get_free_pages(
+                       s->salami = devm_get_free_pages(
                                dev,
                                GFP_KERNEL | __GFP_DMA32 | __GFP_ZERO,
                                allocorder);
diff --git a/include/linux/device.h b/include/linux/device.h
index b8f411b..24d957d 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -671,9 +671,9 @@ extern char *devm_kstrdup(struct device *dev, const char 
*s, gfp_t gfp);
 extern void *devm_kmemdup(struct device *dev, const void *src, size_t len,
                          gfp_t gfp);
 
-extern unsigned long devm_get_free_pages(struct device *dev,
+extern void *devm_get_free_pages(struct device *dev,
                                         gfp_t gfp_mask, unsigned int order);
-extern void devm_free_pages(struct device *dev, unsigned long addr);
+extern void devm_free_pages(struct device *dev, void *addr);
 
 void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res);
 
-- 
2.1.4

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