[PATCH 04/11] powerpc/nvram: Ensure that the partition header/block size is right

Benjamin Herrenschmidt benh at kernel.crashing.org
Mon Aug 2 10:55:15 EST 2010


Use BUILD_BUG_ON to ensure the structure representing a partition
header have the right size.

Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>
---
 arch/powerpc/kernel/nvram_64.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/powerpc/kernel/nvram_64.c b/arch/powerpc/kernel/nvram_64.c
index b0f2114..dd18a5a 100644
--- a/arch/powerpc/kernel/nvram_64.c
+++ b/arch/powerpc/kernel/nvram_64.c
@@ -565,6 +565,8 @@ static int __init nvram_init(void)
 	int error;
 	int rc;
 	
+	BUILD_BUG_ON(NVRAM_BLOCK_LEN != 16);
+
 	if (ppc_md.nvram_size == NULL || ppc_md.nvram_size() <= 0)
 		return  -ENODEV;
 
-- 
1.6.3.3



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