This is a note to let you know that I've just added the patch titled clk: bcm2835: add missing release if devm_clk_hw_register fails to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: clk-bcm2835-add-missing-release-if-devm_clk_hw_regis.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 3ec0db9c28def66b37c1e1e790afca234900b97d Author: Navid Emamdoost <navid.emamdoost@xxxxxxxxx> Date: Sun Aug 9 18:11:58 2020 -0500 clk: bcm2835: add missing release if devm_clk_hw_register fails [ Upstream commit f6c992ca7dd4f49042eec61f3fb426c94d901675 ] In the implementation of bcm2835_register_pll(), the allocated pll is leaked if devm_clk_hw_register() fails to register hw. Release pll if devm_clk_hw_register() fails. Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx> Link: https://lore.kernel.org/r/20200809231202.15811-1-navid.emamdoost@xxxxxxxxx Fixes: 41691b8862e2 ("clk: bcm2835: Add support for programming the audio domain clocks") Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c index 2b5075298cdc0..3f16b553982d1 100644 --- a/drivers/clk/bcm/clk-bcm2835.c +++ b/drivers/clk/bcm/clk-bcm2835.c @@ -1177,8 +1177,10 @@ static struct clk_hw *bcm2835_register_pll(struct bcm2835_cprman *cprman, pll->hw.init = &init; ret = devm_clk_hw_register(cprman->dev, &pll->hw); - if (ret) + if (ret) { + kfree(pll); return NULL; + } return &pll->hw; }