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-rw-r--r--src/jack.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/src/jack.c b/src/jack.c
index 7c9f387..337b3dd 100644
--- a/src/jack.c
+++ b/src/jack.c
@@ -388,9 +388,11 @@ jalv_backend_init(Jalv* jalv)
void
jalv_backend_close(Jalv* jalv)
{
- jack_client_close(jalv->backend->client);
- free(jalv->backend);
- jalv->backend = NULL;
+ if (!jalv->backend) {
+ jack_client_close(jalv->backend->client);
+ free(jalv->backend);
+ jalv->backend = NULL;
+ }
}
void
@@ -402,7 +404,9 @@ jalv_backend_activate(Jalv* jalv)
void
jalv_backend_deactivate(Jalv* jalv)
{
- jack_deactivate(jalv->backend->client);
+ if (jalv->backend) {
+ jack_deactivate(jalv->backend->client);
+ }
}
void