Update from upstream with manual merge of Yasunori Goto's

changes to swiotlb.c made in commit 281dd25cdc0d6903929b79183816d151ea626341
since this file has been moved from arch/ia64/lib/swiotlb.c to
lib/swiotlb.c

Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/include/asm-ppc64/uaccess.h b/include/asm-ppc64/uaccess.h
index c181a60d868c..132c1276547b 100644
--- a/include/asm-ppc64/uaccess.h
+++ b/include/asm-ppc64/uaccess.h
@@ -164,7 +164,8 @@ do {									\
 
 #define __get_user_nocheck(x,ptr,size)                          \
 ({                                                              \
-        long __gu_err, __gu_val;                                \
+        long __gu_err;                                          \
+        unsigned long __gu_val;                                 \
         might_sleep();                                          \
         __get_user_size(__gu_val,(ptr),(size),__gu_err,-EFAULT);\
         (x) = (__typeof__(*(ptr)))__gu_val;                     \
@@ -173,7 +174,8 @@ do {									\
 
 #define __get_user_check(x,ptr,size)                                    \
 ({                                                                      \
-        long __gu_err = -EFAULT, __gu_val = 0;                          \
+        long __gu_err = -EFAULT;                                        \
+        unsigned long __gu_val = 0;                                     \
         const __typeof__(*(ptr)) __user *__gu_addr = (ptr);             \
         might_sleep();                                                  \
         if (access_ok(VERIFY_READ,__gu_addr,size))                      \