change command_find helper interface

Avoid requiring double pointers where a single would suffice.

diff --git a/src/helper/command.c b/src/helper/command.c
index ba28784da3cf604f53ff23e160cb0fcabe3fe570..538c07bb917392981622af66327d30c6774fe649 100644 (file)
--- a/src/helper/command.c
+++ b/src/helper/command.c
@@ -205,10 +205,9 @@ static void command_helptext_add(Jim_Obj *cmd_list, const char *help)
  * Find a command by name from a list of commands.
  * @returns The named command if found, or NULL.
  */
-static struct command *command_find(struct command **head, const char *name)
+static struct command *command_find(struct command *head, const char *name)
 {
-       assert(head);
-       for (struct command *cc = *head; cc; cc = cc->next)
+       for (struct command *cc = head; cc; cc = cc->next)
        {
                if (strcmp(cc->name, name) == 0)
                        return cc;
@@ -242,7 +241,7 @@ struct command* register_command(struct command_context *context,
                return NULL;
 
        struct command **head = parent ? &parent->children : &context->commands;
-       struct command *c = command_find(head, name);
+       struct command *c = command_find(*head, name);
        if (NULL != c)
                return c;