parisc: Use absolute_pointer() to define PAGE0
authorHelge Deller <deller@gmx.de>
Thu, 16 Sep 2021 06:35:42 +0000 (08:35 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 6 Oct 2021 13:05:07 +0000 (15:05 +0200)
[ Upstream commit 90cc7bed1ed19f869ae7221a6b41887fe762a6a3 ]

Use absolute_pointer() wrapper for PAGE0 to avoid this compiler warning:

  arch/parisc/kernel/setup.c: In function 'start_parisc':
  error: '__builtin_memcmp_eq' specified bound 8 exceeds source size 0

Signed-off-by: Helge Deller <deller@gmx.de>
Co-Developed-by: Guenter Roeck <linux@roeck-us.net>
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
arch/parisc/include/asm/page.h

index af00fe9bf8465644e970cd4d12e2aec21d1e3288..c631a8fd856a3a0f10268f671df2866cacb5169d 100644 (file)
@@ -179,7 +179,7 @@ extern int npmem_ranges;
 #include <asm-generic/getorder.h>
 #include <asm/pdc.h>
 
-#define PAGE0   ((struct zeropage *)__PAGE_OFFSET)
+#define PAGE0   ((struct zeropage *)absolute_pointer(__PAGE_OFFSET))
 
 /* DEFINITION OF THE ZERO-PAGE (PAG0) */
 /* based on work by Jason Eckhardt (jason@equator.com) */