make __chk_{user,io}_ptr() accept pointers to volatile

Signed-off-by: Al Viro <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index 12a1291855e23cb43f77e61cdf6cdc7b59c28ca6..86f9a3a6137debd41bdb03b8988580cbeb6d1ca7 100644 (file)
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -15,8 +15,8 @@
 # define __acquire(x)  __context__(x,1)
 # define __release(x)  __context__(x,-1)
 # define __cond_lock(x,c)      ((c) ? ({ __acquire(x); 1; }) : 0)
-extern void __chk_user_ptr(const void __user *);
-extern void __chk_io_ptr(const void __iomem *);
+extern void __chk_user_ptr(const volatile void __user *);
+extern void __chk_io_ptr(const volatile void __iomem *);
 #else
 # define __user
 # define __kernel