linux-kernel - [PATCH] powerpc32: fix warning from include/linux/mm.h

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Date:	Fri,  5 Dec 2014 12:20:20 +0100 (CET)
From:	Christophe Leroy <christophe.leroy@....fr>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	Michael Ellerman <mpe@...erman.id.au>, scottwood@...escale.com
CC:	linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH] powerpc32: fix warning from include/linux/mm.h

include/linux/mm.h: In function 'is_vmalloc_addr':
include/linux/mm.h:367:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  return addr >= VMALLOC_START && addr < VMALLOC_END;
              ^

Signed-off-by: Christophe Leroy <christophe.leroy@....fr>

---
 arch/powerpc/include/asm/pgtable-ppc32.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/include/asm/pgtable-ppc32.h b/arch/powerpc/include/asm/pgtable-ppc32.h
index 234e07c..543bb8e 100644
--- a/arch/powerpc/include/asm/pgtable-ppc32.h
+++ b/arch/powerpc/include/asm/pgtable-ppc32.h
@@ -92,7 +92,7 @@ extern int icache_44x_need_flush;
  * system.  This really does become a problem for machines with good amounts
  * of RAM.  -- Cort
  */
-#define VMALLOC_OFFSET (0x1000000) /* 16M */
+#define VMALLOC_OFFSET (0x1000000U) /* 16M */
 #ifdef PPC_PIN_SIZE
 #define VMALLOC_START (((_ALIGN((long)high_memory, PPC_PIN_SIZE) + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)))
 #else
-- 
2.1.0

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