endpoint: fix potential deadlock

diff --git a/endpoint.c b/endpoint.c
index 07742c3b50fc9759778a17d91e7e89d201a52563..a36e014fdeee7326999e1575b60eacc2315fff64 100644 (file)
--- a/endpoint.c
+++ b/endpoint.c
@@ -182,6 +182,7 @@ int kdbus_ep_new(struct kdbus_bus *bus, struct kdbus_ns *ns, const char *name,
        i = idr_alloc(&ns->idr, e, 1, 0, GFP_KERNEL);
        if (i <= 0) {
                ret = i;
+               mutex_unlock(&ns->lock);
                goto exit;
        }
        e->minor = i;