Messages in this thread | | | Date | Fri, 28 Apr 2023 15:50:16 +0800 | Subject | Re: [PATCH] clk: imx: clk-imx8mm: fix memory leak issue in 'imx8mm_clocks_probe' | From | Peng Fan <> |
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On 4/13/2023 11:24 AM, Zhou Shide wrote: > The function imx8mm_clocks_probe() has two main issues: > - The of_iomap() function may cause a memory leak. > - Memory allocated for 'clk_hw_data' may not be freed properly > in some paths. > > To fix these issues, this commit replaces the use of of_iomap() > with devm_of_iomap() and replaces kzalloc() with devm_kzalloc(). > This ensures that all memory is properly managed and automatically > freed when the device is removed. > > In addition, when devm_of_iomap() allocates memory with an error, > it will first jump to label "unregister_hws" and > then return PTR_ ERR(base). > > Fixes: 9c71f9ea35d7 ("clk: imx: imx8mm: Switch to clk_hw based API") > Fixes: ba5625c3e272 ("clk: imx: Add clock driver support for imx8mm") > Signed-off-by: Zhou Shide<u201911681@hust.edu.cn>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
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