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clk: fsl-sai: fix memory leak 

[ Upstream commit e81bed419f ]

If the device is removed we don't unregister the composite clock. Fix
that.

Fixes: 9cd1020522 ("clk: fsl-sai: new driver")
Signed-off-by: Michael Walle <michael@walle.cc>
Link: https://lore.kernel.org/r/20201105192746.19564-2-michael@walle.cc
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
pull/205/head^2
Michael Walle 2020-11-05 20:27:44 +01:00 committed by Greg Kroah-Hartman
parent 608918e878
commit 45d670efcb
1 changed files with 12 additions and 0 deletions
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12
drivers/clk/clk-fsl-sai.c
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@ -68,9 +68,20 @@ static int fsl_sai_clk_probe(struct platform_device *pdev)
if (IS_ERR(hw))
return PTR_ERR(hw);
platform_set_drvdata(pdev, hw);
return devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, hw);
}
static int fsl_sai_clk_remove(struct platform_device *pdev)
{
struct clk_hw *hw = platform_get_drvdata(pdev);
clk_hw_unregister_composite(hw);
return 0;
}
static const struct of_device_id of_fsl_sai_clk_ids[] = {
{ .compatible = "fsl,vf610-sai-clock" },
{ }
@ -79,6 +90,7 @@ MODULE_DEVICE_TABLE(of, of_fsl_sai_clk_ids);
static struct platform_driver fsl_sai_clk_driver = {
.probe = fsl_sai_clk_probe,
.remove = fsl_sai_clk_remove,
.driver = {
.name = "fsl-sai-clk",
.of_match_table = of_fsl_sai_clk_ids,