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authorDavid S. Miller <davem@davemloft.net>2008-12-05 01:12:32 -0800
committerDavid S. Miller <davem@davemloft.net>2008-12-05 17:09:49 -0800
commit4aef8c53fe517542d8185b7d771f291865b49177 (patch)
tree773eeca2a7fd9136b8309d086b8a611660ce929a /arch/sparc/kernel/prom_32.c
parent7d9439d50b6dadcfdf6d28be2234461709719e14 (diff)
downloadlinux-4aef8c53fe517542d8185b7d771f291865b49177.tar.bz2
sparc: Match sparc32's build_tree() up to sparc64's
Sparc64 uses a non-recursive sibling traversal algorithm that never got propagated into the sparc32 copy of this code. Sync them up. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/kernel/prom_32.c')
-rw-r--r--arch/sparc/kernel/prom_32.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/arch/sparc/kernel/prom_32.c b/arch/sparc/kernel/prom_32.c
index 5881c1438198..35cb4c742524 100644
--- a/arch/sparc/kernel/prom_32.c
+++ b/arch/sparc/kernel/prom_32.c
@@ -198,23 +198,33 @@ static char * __init build_full_name(struct device_node *dp)
static struct device_node * __init build_tree(struct device_node *parent, phandle node, struct device_node ***nextp)
{
+ struct device_node *ret = NULL, *prev_sibling = NULL;
struct device_node *dp;
- dp = create_node(node, parent);
- if (dp) {
+ while (1) {
+ dp = create_node(node, parent);
+ if (!dp)
+ break;
+
+ if (prev_sibling)
+ prev_sibling->sibling = dp;
+
+ if (!ret)
+ ret = dp;
+ prev_sibling = dp;
+
*(*nextp) = dp;
*nextp = &dp->allnext;
- dp->parent = parent;
dp->path_component_name = build_path_component(dp);
dp->full_name = build_full_name(dp);
dp->child = build_tree(dp, prom_getchild(node), nextp);
- dp->sibling = build_tree(parent, prom_getsibling(node), nextp);
+ node = prom_getsibling(node);
}
- return dp;
+ return ret;
}
struct device_node *of_console_device;