ucm: simplify get_by_card() in parser.c

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

diff --git a/src/ucm/parser.c b/src/ucm/parser.c
index 161a85b..3b7fc93 100644 (file)
--- a/src/ucm/parser.c
+++ b/src/ucm/parser.c
@@ -1911,7 +1911,8 @@ static int get_card_info(snd_use_case_mgr_t *mgr,
        if (err < 0)
                return err;
 
-       *info = ctl_list->ctl_info;
+       if (info)
+               *info = ctl_list->ctl_info;
        return err;
 }
 
@@ -1961,18 +1962,9 @@ static int get_by_card_name(snd_use_case_mgr_t *mgr, const char *card_name)
 }
 
 /* set the driver name and long name by the card ctl name */
-static int get_by_card(snd_use_case_mgr_t *mgr, const char *ctl_name)
+static inline int get_by_card(snd_use_case_mgr_t *mgr, const char *ctl_name)
 {
-       snd_ctl_card_info_t *info;
-       int err;
-
-       snd_ctl_card_info_alloca(&info);
-
-       err = get_card_info(mgr, ctl_name, &info);
-       if (err)
-               return err;
-
-       return 0;
+       return get_card_info(mgr, ctl_name, NULL);
 }
 
 static int parse_toplevel_path(snd_use_case_mgr_t *uc_mgr,