set_freezable() checks freezing during which no locks should be held.
hotkey_thread_mutex lock should be moved closer to where it is actually needed.
Signed-off-by: Artem Savkov <artem.sav...@gmail.com>
---
drivers/platform/x86/thinkpad_acpi.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/platform/x86/thinkpad_acpi.c
b/drivers/platform/x86/thinkpad_acpi.c
index 22d8936..ffed96cd 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -2463,13 +2463,13 @@ static int hotkey_kthread(void *data)
unsigned int poll_freq;
bool was_frozen;
- mutex_lock(&hotkey_thread_mutex);
-
if (tpacpi_lifecycle == TPACPI_LIFE_EXITING)
goto exit;
set_freezable();
+ mutex_lock(&hotkey_thread_mutex);
+
so = 0;
si = 1;
t = 0;
@@ -2523,8 +2523,8 @@ static int hotkey_kthread(void *data)
si ^= 1;
}
-exit:
mutex_unlock(&hotkey_thread_mutex);
+exit:
return 0;
}
--
1.8.1.4
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