linux-kernel - [PATCH] ARM: DMA: Silence declared inside parameter list warning for !CONFIG

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <1309767141.3964.1.camel@phoenix>
Date:	Mon, 04 Jul 2011 16:12:21 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Russell King <linux@....linux.org.uk>,
	Sergei Shtylyov <sshtylyov@...sta.com>,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] ARM: DMA: Silence declared inside parameter list warning
 for !CONFIG_MMU

Fix below warning, the struct dma_coherent_area takes no space if !CONFIG_MMU.

  CC      arch/arm/mm/dma-mapping.o
arch/arm/mm/dma-mapping.c:309: warning: 'struct dma_coherent_area' declared inside parameter list
arch/arm/mm/dma-mapping.c:309: warning: its scope is only this definition or declaration, which is probably not what you want
arch/arm/mm/dma-mapping.c:334: warning: 'struct dma_coherent_area' declared inside parameter list
arch/arm/mm/dma-mapping.c:374: warning: 'struct dma_coherent_area' declared inside parameter list

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 arch/arm/mm/dma-mapping.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 8089499..da3b33a 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -297,6 +297,8 @@ static void dma_free_area(void *cpu_addr, size_t size, struct dma_coherent_area
 #define coherent_wc_area NULL
 #define coherent_dma_area NULL
 
+struct dma_coherent_area { };
+
 void dma_coherent_reserve(void)
 {
 }
-- 
1.7.4.1



--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/