From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/drivers/usb/chipidea/otg.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/kernel/drivers/usb/chipidea/otg.c b/kernel/drivers/usb/chipidea/otg.c
index d3aada3..9a12868 100644
--- a/kernel/drivers/usb/chipidea/otg.c
+++ b/kernel/drivers/usb/chipidea/otg.c
@@ -166,8 +166,10 @@
static void ci_handle_id_switch(struct ci_hdrc *ci)
{
- enum ci_role role = ci_otg_role(ci);
+ enum ci_role role;
+ mutex_lock(&ci->mutex);
+ role = ci_otg_role(ci);
if (role != ci->role) {
dev_dbg(ci->dev, "switching from %s to %s\n",
ci_role(ci)->name, ci->roles[role]->name);
@@ -197,6 +199,7 @@
if (role == CI_ROLE_GADGET)
ci_handle_vbus_change(ci);
}
+ mutex_unlock(&ci->mutex);
}
/**
* ci_otg_work - perform otg (vbus/id) event handle
--
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