diff options
| author | Michael Walle <michael@walle.cc> | 2020-11-05 20:27:44 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-12-30 11:53:42 +0100 |
| commit | 45d670efcb0b3efbf5a356353b9cada31473acf8 (patch) | |
| tree | b65a5ac92cda73e44f438716f727348c731288f7 | |
| parent | 608918e878d4e0b44e141c2796d2e26ba4bfa0e5 (diff) | |
clk: fsl-sai: fix memory leak
[ Upstream commit e81bed419f032824e7ddf8b5630153be6637e480 ]
If the device is removed we don't unregister the composite clock. Fix
that.
Fixes: 9cd10205227c ("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>
| -rw-r--r-- | drivers/clk/clk-fsl-sai.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/clk/clk-fsl-sai.c b/drivers/clk/clk-fsl-sai.c index 0221180a4dd7..1e81c8d8a6fd 100644 --- a/drivers/clk/clk-fsl-sai.c +++ b/drivers/clk/clk-fsl-sai.c @@ -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, |