On Mon, 2014-07-07 at 12:47 -0400, Tom Rini wrote:
> That's not how we like things to look however when we can help it. Just
> toss a __maybe_unused in front of the declaration (and make sure we have
> <linux/compiler.h> included.
OK. How about the following?
Hans, BTW, I spotted this issue with:
CROSS_COMPILE=arm-linux-gnueabihf- ./MAKEALL -s sunxi
which is a very useful invocation indeed!
8<-------------------
>From 5e0659b772380114a9e86624aefd1dcb09a90bd9 Mon Sep 17 00:00:00 2001
From: Ian Campbell <[email protected]>
Date: Sun, 6 Jul 2014 20:03:20 +0100
Subject: [PATCH] sunxi: Avoid unused variable warning.
Mark rc as __maybe_unused since it is infact unused on systems with neither
EMAC nor GMAC.
Signed-off-by: Ian Campbell <[email protected]>
---
arch/arm/cpu/armv7/sunxi/board.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/arm/cpu/armv7/sunxi/board.c b/arch/arm/cpu/armv7/sunxi/board.c
index 1e506b5..538ffa7 100644
--- a/arch/arm/cpu/armv7/sunxi/board.c
+++ b/arch/arm/cpu/armv7/sunxi/board.c
@@ -24,6 +24,8 @@
#include <asm/arch/sys_proto.h>
#include <asm/arch/timer.h>
+#include <linux/compiler.h>
+
#ifdef CONFIG_SPL_BUILD
/* Pointer to the global data structure for SPL */
DECLARE_GLOBAL_DATA_PTR;
@@ -115,7 +117,7 @@ void enable_caches(void)
*/
int cpu_eth_init(bd_t *bis)
{
- int rc;
+ __maybe_unused int rc;
#ifdef CONFIG_SUNXI_EMAC
rc = sunxi_emac_initialize(bis);
--
1.9.0
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