of: Change of_device_is_available() to return bool

This function can only return true or false; using a bool makes it more
obvious to the reader.

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Signed-off-by: Grant Likely <grant.likely@linaro.org>

2 files changed, 14 insertions, 14 deletions

diff --git a/drivers/of/base.c b/drivers/of/base.c
index 4627e0acf4ad..2d5dfb8b2e65 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -522,27 +522,27 @@ EXPORT_SYMBOL(of_machine_is_compatible);
  *
  *  @device: Node to check for availability, with locks already held
  *
- *  Returns 1 if the status property is absent or set to "okay" or "ok",
- *  0 otherwise
+ *  Returns true if the status property is absent or set to "okay" or "ok",
+ *  false otherwise
  */
-static int __of_device_is_available(const struct device_node *device)
+static bool __of_device_is_available(const struct device_node *device)
 {
         const char *status;
         int statlen;
 
         if (!device)
-                return 0;
+                return false;
 
         status = __of_get_property(device, "status", &statlen);
         if (status == NULL)
-                return 1;
+                return true;
 
         if (statlen > 0) {
                 if (!strcmp(status, "okay") || !strcmp(status, "ok"))
-                        return 1;
+                        return true;
         }
 
-        return 0;
+        return false;
 }
 
 /**
@@ -550,13 +550,13 @@ static int __of_device_is_available(const struct device_node *device)
  *
  *  @device: Node to check for availability
  *
- *  Returns 1 if the status property is absent or set to "okay" or "ok",
- *  0 otherwise
+ *  Returns true if the status property is absent or set to "okay" or "ok",
+ *  false otherwise
  */
-int of_device_is_available(const struct device_node *device)
+bool of_device_is_available(const struct device_node *device)
 {
         unsigned long flags;
-        int res;
+        bool res;
 
         raw_spin_lock_irqsave(&devtree_lock, flags);
         res = __of_device_is_available(device);
diff --git a/include/linux/of.h b/include/linux/of.h
index 3c851a8f23eb..27635c89d8c2 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -276,7 +276,7 @@ extern int of_property_read_string_helper(struct device_node *np,
                                               const char **out_strs, size_t sz, int index);
 extern int of_device_is_compatible(const struct device_node *device,
                                    const char *);
-extern int of_device_is_available(const struct device_node *device);
+extern bool of_device_is_available(const struct device_node *device);
 extern const void *of_get_property(const struct device_node *node,
                                 const char *name,
                                 int *lenp);
@@ -427,9 +427,9 @@ static inline int of_device_is_compatible(const struct device_node *device,
         return 0;
 }
 
-static inline int of_device_is_available(const struct device_node *device)
+static inline bool of_device_is_available(const struct device_node *device)
 {
-        return 0;
+        return false;
 }
 
 static inline struct property *of_find_property(const struct device_node *np,