1 files changed, 1 insertions, 1 deletions

diff --git a/include/asm-ppc/ocp.h b/include/asm-ppc/ocp.h
index b98db3cdae83..c726f1845190 100644
--- a/include/asm-ppc/ocp.h
+++ b/include/asm-ppc/ocp.h
@@ -189,7 +189,7 @@ extern void ocp_for_each_device(void(*callback)(struct ocp_device *, void *arg),
 /* Sysfs support */
 #define OCP_SYSFS_ADDTL(type, format, name, field)                      \
 static ssize_t                                                          \
-show_##name##_##field(struct device *dev, char *buf)                    \
+show_##name##_##field(struct device *dev, struct device_attribute *attr, char *buf)                     \
 {                                                                       \
         struct ocp_device *odev = to_ocp_dev(dev);                      \
         type *add = odev->def->additions;                               \