powerpc: Make device tree accesses in cache info code endian safe

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/kernel/cacheinfo.c b/arch/powerpc/kernel/cacheinfo.c
index 9262cf2bec4bd6e1e2edd7d91d476e4b900daeb3..654932727873da2ed0073d70d77efb271713a28a 100644 (file)
--- a/arch/powerpc/kernel/cacheinfo.c
+++ b/arch/powerpc/kernel/cacheinfo.c
@@ -196,7 +196,7 @@ static void cache_cpu_set(struct cache *cache, int cpu)
 static int cache_size(const struct cache *cache, unsigned int *ret)
 {
        const char *propname;
-       const u32 *cache_size;
+       const __be32 *cache_size;
 
        propname = cache_type_info[cache->type].size_prop;
 
@@ -204,7 +204,7 @@ static int cache_size(const struct cache *cache, unsigned int *ret)
        if (!cache_size)
                return -ENODEV;
 
-       *ret = *cache_size;
+       *ret = of_read_number(cache_size, 1);
        return 0;
 }
 
@@ -222,7 +222,7 @@ static int cache_size_kb(const struct cache *cache, unsigned int *ret)
 /* not cache_line_size() because that's a macro in include/linux/cache.h */
 static int cache_get_line_size(const struct cache *cache, unsigned int *ret)
 {
-       const u32 *line_size;
+       const __be32 *line_size;
        int i, lim;
 
        lim = ARRAY_SIZE(cache_type_info[cache->type].line_size_props);
@@ -239,14 +239,14 @@ static int cache_get_line_size(const struct cache *cache, unsigned int *ret)
        if (!line_size)
                return -ENODEV;
 
-       *ret = *line_size;
+       *ret = of_read_number(line_size, 1);
        return 0;
 }
 
 static int cache_nr_sets(const struct cache *cache, unsigned int *ret)
 {
        const char *propname;
-       const u32 *nr_sets;
+       const __be32 *nr_sets;
 
        propname = cache_type_info[cache->type].nr_sets_prop;
 
@@ -254,7 +254,7 @@ static int cache_nr_sets(const struct cache *cache, unsigned int *ret)
        if (!nr_sets)
                return -ENODEV;
 
-       *ret = *nr_sets;
+       *ret = of_read_number(nr_sets, 1);
        return 0;
 }