qcacmn: Fix wlan log svc leaks

There is a memory leak within wlan logging thread.

To address this issue free the memory at appropriate places.

Change-Id: I41c7756d6547c0bfa783a48ebc31c9f1ef0df5db
CRs-Fixed: 2011525

utils/logging/src/wlan_logging_sock_svc.c

@@ -667,10 +667,6 @@ static int send_filled_buffers_to_user(void)
 		if (ret < 0 && (!(gwlan_logging.drop_count % 0x40))) {
 			pr_err("%s: Send Failed %d drop_count = %u\n",
 			       __func__, ret, ++gwlan_logging.drop_count);
-			skb = NULL;
-		} else {
-			skb = NULL;
-			ret = 0;
 		}
 	}