audio-lnx: Add latest snapshot for audio drivers.

Propagate the changes based on latest snapshot
for audio kernel source tree at below cutoff of
kernel msm-4.9 -
(040750bfa78 -
 "Revert "ARM: dts: msm: Add DT node for aop-qmp
  clock controller on SDM845 v2"")

CRs-Fixed: 2104096
Change-Id: I0927c40b3a188dbf892e7ec4c1c7810953724929
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>

dsp/audio_notifier.c

@@ -510,7 +510,7 @@ int audio_notifier_deregister(char *client_name)
 	int ret = 0;
 	int ret2;
 	struct list_head *ptr, *next;
-	struct client_data *client_data;
+	struct client_data *client_data = NULL;
 
 	if (client_name == NULL) {
 		pr_err("%s: client_name is NULL\n", __func__);