[PATCH 5.4 143/156] Input: i8042 - fix leaking of platform device on module removal

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From: Chen Jun <chenjun102@xxxxxxxxxx>

[ Upstream commit 81cd7e8489278d28794e7b272950c3e00c344e44 ]

Avoid resetting the module-wide i8042_platform_device pointer in
i8042_probe() or i8042_remove(), so that the device can be properly
destroyed by i8042_exit() on module unload.

Fixes: 9222ba68c3f4 ("Input: i8042 - add deferred probe support")
Signed-off-by: Chen Jun <chenjun102@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20221109034148.23821-1-chenjun102@xxxxxxxxxx
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/input/serio/i8042.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index bb76ff2f6b1d..dc40f6099dcf 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -1540,8 +1540,6 @@ static int i8042_probe(struct platform_device *dev)
 {
 	int error;
 
-	i8042_platform_device = dev;
-
 	if (i8042_reset == I8042_RESET_ALWAYS) {
 		error = i8042_controller_selftest();
 		if (error)
@@ -1579,7 +1577,6 @@ static int i8042_probe(struct platform_device *dev)
 	i8042_free_aux_ports();	/* in case KBD failed but AUX not */
 	i8042_free_irqs();
 	i8042_controller_reset(false);
-	i8042_platform_device = NULL;
 
 	return error;
 }
@@ -1589,7 +1586,6 @@ static int i8042_remove(struct platform_device *dev)
 	i8042_unregister_ports();
 	i8042_free_irqs();
 	i8042_controller_reset(false);
-	i8042_platform_device = NULL;
 
 	return 0;
 }
-- 
2.35.1






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