[PATCH] fsi: Aspeed: Fix a resource leak in fsi_master_aspeed_remove()

Christophe JAILLET christophe.jaillet at wanadoo.fr
Sat Nov 26 20:44:02 AEDT 2022


An explicit get_device() call in fsi_master_aspeed_probe() is not balanced
by a corresponding put_device() in the .remove() function.

Add it, otherwise some resource may never be released.

Fixes: 606397d67f41 ("fsi: Add ast2600 master driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet at wanadoo.fr>
---
This patch is speculative and untested.
---
 drivers/fsi/fsi-master-aspeed.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/fsi/fsi-master-aspeed.c b/drivers/fsi/fsi-master-aspeed.c
index 7cec1772820d..b66d9853117b 100644
--- a/drivers/fsi/fsi-master-aspeed.c
+++ b/drivers/fsi/fsi-master-aspeed.c
@@ -651,6 +651,8 @@ static int fsi_master_aspeed_remove(struct platform_device *pdev)
 	fsi_master_unregister(&aspeed->master);
 	clk_disable_unprepare(aspeed->clk);
 
+	put_device(&aspeed->master.dev);
+
 	return 0;
 }
 
-- 
2.34.1



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