Minor performance bump by not allocate manager variable struct if we don't need it

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/12@399887 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
David M. Lee
2013-09-26 15:41:47 +00:00
parent fa6f45f35a
commit 16d449ef38

View File

@@ -7549,14 +7549,19 @@ struct varshead *ast_channel_get_manager_vars(struct ast_channel *chan)
RAII_VAR(struct ast_str *, tmp, NULL, ast_free);
struct manager_channel_variable *mcv;
ret = ao2_alloc(sizeof(*ret), varshead_dtor);
tmp = ast_str_create(16);
if (!ret || !tmp) {
return NULL;
}
AST_RWLIST_RDLOCK(&channelvars);
if (AST_LIST_EMPTY(&channelvars)) {
return NULL;
}
ret = ao2_alloc(sizeof(*ret), varshead_dtor);
tmp = ast_str_create(16);
AST_LIST_TRAVERSE(&channelvars, mcv, entry) {
const char *val = NULL;
struct ast_var_t *var;