Merge branch 'akpm' (patches from Andrew)

Merge misc updates from Andrew Morton:

 - a few MM hotfixes

 - kthread, tools, scripts, ntfs and ocfs2

 - some of MM

Subsystems affected by this patch series: kthread, tools, scripts, ntfs,
ocfs2 and mm (hofixes, pagealloc, slab-generic, slab, slub, kcsan,
debug, pagecache, gup, swap, shmem, memcg, pagemap, mremap, mincore,
sparsemem, vmalloc, kasan, pagealloc, hugetlb and vmscan).

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (162 commits)
  mm: vmscan: consistent update to pgrefill
  mm/vmscan.c: fix typo
  khugepaged: khugepaged_test_exit() check mmget_still_valid()
  khugepaged: retract_page_tables() remember to test exit
  khugepaged: collapse_pte_mapped_thp() protect the pmd lock
  khugepaged: collapse_pte_mapped_thp() flush the right range
  mm/hugetlb: fix calculation of adjust_range_if_pmd_sharing_possible
  mm: thp: replace HTTP links with HTTPS ones
  mm/page_alloc: fix memalloc_nocma_{save/restore} APIs
  mm/page_alloc.c: skip setting nodemask when we are in interrupt
  mm/page_alloc: fallbacks at most has 3 elements
  mm/page_alloc: silence a KASAN false positive
  mm/page_alloc.c: remove unnecessary end_bitidx for [set|get]_pfnblock_flags_mask()
  mm/page_alloc.c: simplify pageblock bitmap access
  mm/page_alloc.c: extract the common part in pfn_to_bitidx()
  mm/page_alloc.c: replace the definition of NR_MIGRATETYPE_BITS with PB_migratetype_bits
  mm/shuffle: remove dynamic reconfiguration
  mm/memory_hotplug: document why shuffle_zone() is relevant
  mm/page_alloc: remove nr_free_pagecache_pages()
  mm: remove vm_total_pages
  ...

1 files changed, 12 insertions, 12 deletions

diff --git a/security/apparmor/policy.c b/security/apparmor/policy.c
index af4f50fda9e3..4c010c9a6af1 100644
--- a/security/apparmor/policy.c
+++ b/security/apparmor/policy.c
@@ -187,9 +187,9 @@ static void aa_free_data(void *ptr, void *arg)
 {
 	struct aa_data *data = ptr;
 
-	kzfree(data->data);
-	kzfree(data->key);
-	kzfree(data);
+	kfree_sensitive(data->data);
+	kfree_sensitive(data->key);
+	kfree_sensitive(data);
 }
 
 /**
@@ -217,19 +217,19 @@ void aa_free_profile(struct aa_profile *profile)
 	aa_put_profile(rcu_access_pointer(profile->parent));
 
 	aa_put_ns(profile->ns);
-	kzfree(profile->rename);
+	kfree_sensitive(profile->rename);
 
 	aa_free_file_rules(&profile->file);
 	aa_free_cap_rules(&profile->caps);
 	aa_free_rlimit_rules(&profile->rlimits);
 
 	for (i = 0; i < profile->xattr_count; i++)
-		kzfree(profile->xattrs[i]);
-	kzfree(profile->xattrs);
+		kfree_sensitive(profile->xattrs[i]);
+	kfree_sensitive(profile->xattrs);
 	for (i = 0; i < profile->secmark_count; i++)
-		kzfree(profile->secmark[i].label);
-	kzfree(profile->secmark);
-	kzfree(profile->dirname);
+		kfree_sensitive(profile->secmark[i].label);
+	kfree_sensitive(profile->secmark);
+	kfree_sensitive(profile->dirname);
 	aa_put_dfa(profile->xmatch);
 	aa_put_dfa(profile->policy.dfa);
 
@@ -237,14 +237,14 @@ void aa_free_profile(struct aa_profile *profile)
 		rht = profile->data;
 		profile->data = NULL;
 		rhashtable_free_and_destroy(rht, aa_free_data, NULL);
-		kzfree(rht);
+		kfree_sensitive(rht);
 	}
 
-	kzfree(profile->hash);
+	kfree_sensitive(profile->hash);
 	aa_put_loaddata(profile->rawdata);
 	aa_label_destroy(&profile->label);
 
-	kzfree(profile);
+	kfree_sensitive(profile);
 }
 
 /**