… > However, after using the memory area pointed to by 'cmd' (line 4619), it is not deallocated, resulting in a memory leak bug. This commit fixes the bug. Please take advices from known information sources better into account. * https://kernelnewbies.org/FirstKernelPatch * https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.9-rc5#n3 I got the impression that Josh Poimboeuf answered your development concern already. https://lore.kernel.org/lkml/20240323182209.xqzb6rsswvfbg74n@treble/ https://lkml.org/lkml/2024/3/23/285 Would you like to support faster execution of the mentioned program so that manual memory releases can be omitted so far? Did your email address change in the meantime? Regards, Markus