From: Al Viro <viro@ftp.linux.org.uk>
Date: Thu, 26 Jul 2007 16:35:29 +0000 (+0100)
Subject: make __chk_{user,io}_ptr() accept pointers to volatile
X-Git-Tag: firefly_0821_release~27122
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c47ffe3d3d841986108a8316f6e01792cb45d0d2;p=firefly-linux-kernel-4.4.55.git

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

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index 12a1291855e2..86f9a3a6137d 100644
--- 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