Double snd_dlobj_unlock()

[johado]

In dlmisc.c:snd_dlobj_cache_get0() there is a call to snd_dlobj_unlock() in the __err: path which should not be there.
All lock/unlock are done by the callers to this function.

--- a/src/dlmisc.c
+++ b/src/dlmisc.c
@@ -359,7 +359,6 @@ snd_dlobj_cache_get0(const char *lib, const char *name,
                free(c);
              __err:
                snd_dlclose(dlobj);
-               snd_dlobj_unlock();
                return NULL;
        }
        c->dlobj = dlobj;

[perexg]

Fixed via #182 . Thank you.