Fix build when CONFIG_W1_MASTER_GPIO=m b exporting "allnodes"

ERROR: "allnodes" [drivers/w1/masters/w1-gpio.ko] undefined!

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
[grant.likely: allnodes is too generic; rename to of_allnodes]
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Cc: Ville Syrjala <syrjala@sci.fi>

3 files changed, 22 insertions, 21 deletions

diff --git a/drivers/of/base.c b/drivers/of/base.c
index c3724110a288..538e3cfad23e 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -45,7 +45,8 @@ struct alias_prop {
 
 static LIST_HEAD(aliases_lookup);
 
-struct device_node *allnodes;
+struct device_node *of_allnodes;
+EXPORT_SYMBOL(of_allnodes);
 struct device_node *of_chosen;
 struct device_node *of_aliases;
 
@@ -199,7 +200,7 @@ struct device_node *of_find_all_nodes(struct device_node *prev)
         struct device_node *np;
 
         read_lock(&devtree_lock);
-        np = prev ? prev->allnext : allnodes;
+        np = prev ? prev->allnext : of_allnodes;
         for (; np != NULL; np = np->allnext)
                 if (of_node_get(np))
                         break;
@@ -422,7 +423,7 @@ EXPORT_SYMBOL(of_get_child_by_name);
  */
 struct device_node *of_find_node_by_path(const char *path)
 {
-        struct device_node *np = allnodes;
+        struct device_node *np = of_allnodes;
 
         read_lock(&devtree_lock);
         for (; np; np = np->allnext) {
@@ -452,7 +453,7 @@ struct device_node *of_find_node_by_name(struct device_node *from,
         struct device_node *np;
 
         read_lock(&devtree_lock);
-        np = from ? from->allnext : allnodes;
+        np = from ? from->allnext : of_allnodes;
         for (; np; np = np->allnext)
                 if (np->name && (of_node_cmp(np->name, name) == 0)
                     && of_node_get(np))
@@ -481,7 +482,7 @@ struct device_node *of_find_node_by_type(struct device_node *from,
         struct device_node *np;
 
         read_lock(&devtree_lock);
-        np = from ? from->allnext : allnodes;
+        np = from ? from->allnext : of_allnodes;
         for (; np; np = np->allnext)
                 if (np->type && (of_node_cmp(np->type, type) == 0)
                     && of_node_get(np))
@@ -512,7 +513,7 @@ struct device_node *of_find_compatible_node(struct device_node *from,
         struct device_node *np;
 
         read_lock(&devtree_lock);
-        np = from ? from->allnext : allnodes;
+        np = from ? from->allnext : of_allnodes;
         for (; np; np = np->allnext) {
                 if (type
                     && !(np->type && (of_node_cmp(np->type, type) == 0)))
@@ -545,7 +546,7 @@ struct device_node *of_find_node_with_property(struct device_node *from,
         struct property *pp;
 
         read_lock(&devtree_lock);
-        np = from ? from->allnext : allnodes;
+        np = from ? from->allnext : of_allnodes;
         for (; np; np = np->allnext) {
                 for (pp = np->properties; pp; pp = pp->next) {
                         if (of_prop_cmp(pp->name, prop_name) == 0) {
@@ -616,7 +617,7 @@ struct device_node *of_find_matching_node_and_match(struct device_node *from,
                 *match = NULL;
 
         read_lock(&devtree_lock);
-        np = from ? from->allnext : allnodes;
+        np = from ? from->allnext : of_allnodes;
         for (; np; np = np->allnext) {
                 if (of_match_node(matches, np) && of_node_get(np)) {
                         if (match)
@@ -669,7 +670,7 @@ struct device_node *of_find_node_by_phandle(phandle handle)
         struct device_node *np;
 
         read_lock(&devtree_lock);
-        for (np = allnodes; np; np = np->allnext)
+        for (np = of_allnodes; np; np = np->allnext)
                 if (np->phandle == handle)
                         break;
         of_node_get(np);
@@ -1254,9 +1255,9 @@ void of_attach_node(struct device_node *np)
 
         write_lock_irqsave(&devtree_lock, flags);
         np->sibling = np->parent->child;
-        np->allnext = allnodes;
+        np->allnext = of_allnodes;
         np->parent->child = np;
-        allnodes = np;
+        of_allnodes = np;
         write_unlock_irqrestore(&devtree_lock, flags);
 }
 
@@ -1277,11 +1278,11 @@ void of_detach_node(struct device_node *np)
         if (!parent)
                 goto out_unlock;
 
-        if (allnodes == np)
-                allnodes = np->allnext;
+        if (of_allnodes == np)
+                of_allnodes = np->allnext;
         else {
                 struct device_node *prev;
-                for (prev = allnodes;
+                for (prev = of_allnodes;
                      prev->allnext != np;
                      prev = prev->allnext)
                         ;
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index e36ff40011f4..a65c39c473bf 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -712,7 +712,7 @@ int __init early_init_dt_scan_chosen(unsigned long node, const char *uname,
  */
 void __init unflatten_device_tree(void)
 {
-        __unflatten_device_tree(initial_boot_params, &allnodes,
+        __unflatten_device_tree(initial_boot_params, &of_allnodes,
                                 early_init_dt_alloc_memory_arch);
 
         /* Get pointer to "/chosen" and "/aliasas" nodes for use everywhere */
diff --git a/drivers/of/pdt.c b/drivers/of/pdt.c
index 07cc1d678e4d..37b56fd716e6 100644
--- a/drivers/of/pdt.c
+++ b/drivers/of/pdt.c
@@ -241,15 +241,15 @@ void __init of_pdt_build_devicetree(phandle root_node, struct of_pdt_ops *ops)
         BUG_ON(!ops);
         of_pdt_prom_ops = ops;
 
-        allnodes = of_pdt_create_node(root_node, NULL);
+        of_allnodes = of_pdt_create_node(root_node, NULL);
 #if defined(CONFIG_SPARC)
-        allnodes->path_component_name = "";
+        of_allnodes->path_component_name = "";
 #endif
-        allnodes->full_name = "/";
+        of_allnodes->full_name = "/";
 
-        nextp = &allnodes->allnext;
-        allnodes->child = of_pdt_build_tree(allnodes,
-                        of_pdt_prom_ops->getchild(allnodes->phandle), &nextp);
+        nextp = &of_allnodes->allnext;
+        of_allnodes->child = of_pdt_build_tree(of_allnodes,
+                        of_pdt_prom_ops->getchild(of_allnodes->phandle), &nextp);
 
         /* Get pointer to "/chosen" and "/aliasas" nodes for use everywhere */
         of_alias_scan(kernel_tree_alloc);