From cf4ce59b3b70238352c7f1729f0f7223214828ad Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 20 Sep 2024 01:46:19 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux add concurrent mode

---
 kernel/sound/drivers/mts64.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/kernel/sound/drivers/mts64.c b/kernel/sound/drivers/mts64.c
index 9c708b6..2573149 100644
--- a/kernel/sound/drivers/mts64.c
+++ b/kernel/sound/drivers/mts64.c
@@ -816,6 +816,9 @@
 	u8 status, data;
 	struct snd_rawmidi_substream *substream;
 
+	if (!mts)
+		return;
+
 	spin_lock(&mts->lock);
 	ret = mts64_read(mts->pardev->port);
 	data = ret & 0x00ff;

--
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