The patch titled Subject: zram-free-secondary-algorithms-names-v2 has been added to the -mm mm-unstable branch. Its filename is zram-free-secondary-algorithms-names-v2.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/zram-free-secondary-algorithms-names-v2.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx> Subject: zram-free-secondary-algorithms-names-v2 Date: Tue, 17 Sep 2024 10:30:05 +0900 kfree(NULL) is legal Link: https://lkml.kernel.org/r/20240917013021.868769-1-senozhatsky@xxxxxxxxxxxx Fixes: 001d92735701 ("zram: add recompression algorithm sysfs knob") Signed-off-by: Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/block/zram/zram_drv.c | 2 -- 1 file changed, 2 deletions(-) --- a/drivers/block/zram/zram_drv.c~zram-free-secondary-algorithms-names-v2 +++ a/drivers/block/zram/zram_drv.c @@ -2113,8 +2113,6 @@ static void zram_destroy_comps(struct zr } for (prio = ZRAM_SECONDARY_COMP; prio < ZRAM_MAX_COMPS; prio++) { - if (!zram->comp_algs[prio]) - continue; kfree(zram->comp_algs[prio]); zram->comp_algs[prio] = NULL; } _ Patches currently in -mm which might be from senozhatsky@xxxxxxxxxxxx are zsmalloc-use-unique-zsmalloc-caches-names.patch zram-free-secondary-algorithms-names.patch zram-free-secondary-algorithms-names-v2.patch