The patch titled Subject: hugetlb/cgroup: remove unnecessary NULL checks has been added to the -mm tree. Its filename is mm-hugetlb-add-new-hugetlb-cgroup-fix-3.patch 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/SubmitChecklist when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxxxxxxxxxx> Subject: hugetlb/cgroup: remove unnecessary NULL checks cgroup_subsys_state can never be NULL, so don't check for that in hugetlb_cgroup_from_css. Also current task will always be part of some cgroup. So hugetlb_cgrop_from_task cannot return NULL. Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/hugetlb_cgroup.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff -puN mm/hugetlb_cgroup.c~mm-hugetlb-add-new-hugetlb-cgroup-fix-3 mm/hugetlb_cgroup.c --- a/mm/hugetlb_cgroup.c~mm-hugetlb-add-new-hugetlb-cgroup-fix-3 +++ a/mm/hugetlb_cgroup.c @@ -32,9 +32,7 @@ struct hugetlb_cgroup *root_h_cgroup __r static inline struct hugetlb_cgroup *hugetlb_cgroup_from_css(struct cgroup_subsys_state *s) { - if (s) - return container_of(s, struct hugetlb_cgroup, css); - return NULL; + return container_of(s, struct hugetlb_cgroup, css); } static inline _ Subject: Subject: hugetlb/cgroup: remove unnecessary NULL checks Patches currently in -mm which might be from aneesh.kumar@xxxxxxxxxxxxxxxxxx are linux-next.patch hugetlb-rename-max_hstate-to-hugetlb_max_hstate.patch hugetlb-dont-use-err_ptr-with-vm_fault-values.patch hugetlb-add-an-inline-helper-for-finding-hstate-index.patch hugetlb-use-mmu_gather-instead-of-a-temporary-linked-list-for-accumulating-pages.patch hugetlb-avoid-taking-i_mmap_mutex-in-unmap_single_vma-for-hugetlb.patch hugetlb-simplify-migrate_huge_page.patch hugetlb-add-a-list-for-tracking-in-use-hugetlb-pages.patch hugetlb-make-some-static-variables-global.patch hugetlb-make-some-static-variables-global-mark-hugelb_max_hstate-__read_mostly.patch mm-hugetlb-add-new-hugetlb-cgroup.patch mm-hugetlb-add-new-hugetlb-cgroup-fix.patch mm-hugetlb-add-new-hugetlb-cgroup-fix-fix.patch mm-hugetlb-add-new-hugetlb-cgroup-fix-3.patch mm-hugetlb-add-new-hugetlb-cgroup-mark-root_h_cgroup-static.patch hugetlb-cgroup-add-the-cgroup-pointer-to-page-lru.patch hugetlb-cgroup-add-charge-uncharge-routines-for-hugetlb-cgroup.patch hugetlb-cgroup-remove-unnecessary-null-checks.patch hugetlb-cgroup-add-support-for-cgroup-removal.patch hugetlb-cgroup-add-hugetlb-cgroup-control-files.patch hugetlb-cgroup-add-hugetlb-cgroup-control-files-fix.patch hugetlb-cgroup-add-hugetlb-cgroup-control-files-fix-fix.patch hugetlb-cgroup-migrate-hugetlb-cgroup-info-from-oldpage-to-new-page-during-migration.patch hugetlb-cgroup-add-hugetlb-controller-documentation.patch hugetlb-move-all-the-in-use-pages-to-active-list.patch hugetlb-cgroup-assign-the-page-hugetlb-cgroup-when-we-move-the-page-to-active-list.patch hugetlb-cgroup-remove-exclude-and-wakeup-rmdir-calls-from-migrate.patch memcg-rename-config-variables.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html