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-rw-r--r--arch/alpha/include/asm/agp.h4
-rw-r--r--arch/alpha/kernel/pci-sysfs.c12
2 files changed, 10 insertions, 6 deletions
diff --git a/arch/alpha/include/asm/agp.h b/arch/alpha/include/asm/agp.h
index 7173eada1567..7874f063d000 100644
--- a/arch/alpha/include/asm/agp.h
+++ b/arch/alpha/include/asm/agp.h
@@ -6,8 +6,8 @@
 
 /* dummy for now */
 
-#define map_page_into_agp(page) 
-#define unmap_page_from_agp(page) 
+#define map_page_into_agp(page)		do { } while (0)
+#define unmap_page_from_agp(page)	do { } while (0)
 #define flush_agp_cache() mb()
 
 /* GATT allocation. Returns/accepts GATT kernel virtual address. */
diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c
index 0021580d79ad..5808a66e2a81 100644
--- a/arch/alpha/kernel/pci-sysfs.c
+++ b/arch/alpha/kernel/pci-sysfs.c
@@ -60,6 +60,8 @@ static int __pci_mmap_fits(struct pci_dev *pdev, int num,
  * @sparse: address space type
  *
  * Use the bus mapping routines to map a PCI resource into userspace.
+ *
+ * Return: %0 on success, negative error code otherwise
  */
 static int pci_mmap_resource(struct kobject *kobj,
 			     struct bin_attribute *attr,
@@ -106,7 +108,7 @@ static int pci_mmap_resource_dense(struct file *filp, struct kobject *kobj,
 
 /**
  * pci_remove_resource_files - cleanup resource files
- * @dev: dev to cleanup
+ * @pdev: pci_dev to cleanup
  *
  * If we created resource files for @dev, remove them from sysfs and
  * free their resources.
@@ -221,10 +223,12 @@ static int pci_create_attr(struct pci_dev *pdev, int num)
 }
 
 /**
- * pci_create_resource_files - create resource files in sysfs for @dev
- * @dev: dev in question
+ * pci_create_resource_files - create resource files in sysfs for @pdev
+ * @pdev: pci_dev in question
  *
  * Walk the resources in @dev creating files for each resource available.
+ *
+ * Return: %0 on success, or negative error code
  */
 int pci_create_resource_files(struct pci_dev *pdev)
 {
@@ -296,7 +300,7 @@ int pci_mmap_legacy_page_range(struct pci_bus *bus, struct vm_area_struct *vma,
 
 /**
  * pci_adjust_legacy_attr - adjustment of legacy file attributes
- * @b: bus to create files under
+ * @bus: bus to create files under
  * @mmap_type: I/O port or memory
  *
  * Adjust file name and size for sparse mappings.