From 7946d5a513e510269d6e0126597f8667c886d0d7 Mon Sep 17 00:00:00 2001 From: Anton Blanchard Date: Wed, 7 Aug 2013 02:01:30 +1000 Subject: [PATCH] powerpc: Make cache info device tree accesses endian safe Signed-off-by: Anton Blanchard Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/kernel/setup_64.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 9d5bae118d7e..45f2d1fac670 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -320,14 +320,14 @@ static void __init initialize_cache_info(void) * d-cache and i-cache sizes... -Peter */ if (num_cpus == 1) { - const u32 *sizep, *lsizep; + const __be32 *sizep, *lsizep; u32 size, lsize; size = 0; lsize = cur_cpu_spec->dcache_bsize; sizep = of_get_property(np, "d-cache-size", NULL); if (sizep != NULL) - size = *sizep; + size = be32_to_cpu(*sizep); lsizep = of_get_property(np, "d-cache-block-size", NULL); /* fallback if block size missing */ @@ -336,7 +336,7 @@ static void __init initialize_cache_info(void) "d-cache-line-size", NULL); if (lsizep != NULL) - lsize = *lsizep; + lsize = be32_to_cpu(*lsizep); if (sizep == NULL || lsizep == NULL) DBG("Argh, can't find dcache properties ! " "sizep: %p, lsizep: %p\n", sizep, lsizep); @@ -350,7 +350,7 @@ static void __init initialize_cache_info(void) lsize = cur_cpu_spec->icache_bsize; sizep = of_get_property(np, "i-cache-size", NULL); if (sizep != NULL) - size = *sizep; + size = be32_to_cpu(*sizep); lsizep = of_get_property(np, "i-cache-block-size", NULL); if (lsizep == NULL) @@ -358,7 +358,7 @@ static void __init initialize_cache_info(void) "i-cache-line-size", NULL); if (lsizep != NULL) - lsize = *lsizep; + lsize = be32_to_cpu(*lsizep); if (sizep == NULL || lsizep == NULL) DBG("Argh, can't find icache properties ! " "sizep: %p, lsizep: %p\n", sizep, lsizep); -- GitLab