fix two issues in snd_device_name_hint()

- returned wrong error when the namehint section does not exist
- variable underflow for the rawmidi interface

1 files changed, 2 insertions, 1 deletions

diff --git a/src/control/namehint.c b/src/control/namehint.c
index e787b9df..4e5b0b01 100644
--- a/src/control/namehint.c
+++ b/src/control/namehint.c
@@ -425,7 +425,7 @@ static int add_card(struct hint_list *list, int card, snd_ctl_elem_iface_t iface
 int snd_device_name_hint(int card, snd_ctl_elem_iface_t iface, char ***hints)
 {
 	struct hint_list list;
-	char ehints[16];
+	char ehints[24];
 	const char *str;
 	snd_config_t *conf;
 	snd_config_iterator_t i, next;
@@ -466,6 +466,7 @@ int snd_device_name_hint(int card, snd_ctl_elem_iface_t iface, char ***hints)
 				goto __error;
 		}
 	}
+	err = 0;
       __error:
       	if (err < 0) {
       		snd_device_name_free_hint(list.list);