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Jianguo Wu 98398c32f6 mm/hugetlb: check for pte NULL pointer in __page_check_address() 
In __page_check_address(), if address's pud is not present,
huge_pte_offset() will return NULL, we should check the return value.

Signed-off-by: Jianguo Wu <wujianguo@huawei.com>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: qiuxishi <qiuxishi@huawei.com>
Cc: Hanjun Guo <guohanjun@huawei.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-12-18 19:04:52 -08:00
..
backing-dev.c
mm/backing-dev.c: check user buffer length before copying data to the related user buffer
2013-09-11 15:58:03 -07:00
balloon_compaction.c
mm: introduce a common interface for balloon pages mobility
2012-12-11 17:22:26 -08:00
bootmem.c
mm/bootmem.c: remove unused local `map'
2013-11-13 12:09:09 +09:00
bounce.c
mm/bounce.c: fix a regression where MS_SNAP_STABLE (stable pages snapshotting) was ignored
2013-09-30 14:31:02 -07:00
cleancache.c
mm: cleancache: clean up cleancache_enabled
2013-04-30 17:04:01 -07:00
compaction.c
mm/compaction: respect ignore_skip_hint in update_pageblock_skip
2013-12-18 19:04:52 -08:00
debug-pagealloc.c
mm, x86: Remove debug_pagealloc_enabled
2011-12-06 09:24:07 +01:00
dmapool.c
dmapool: make DMAPOOL_DEBUG detect corruption of free marker
2012-12-11 17:22:24 -08:00
fadvise.c
teach SYSCALL_DEFINE<n> how to deal with long long/unsigned long long
2013-03-03 22:46:22 -05:00
failslab.c
switch debugfs to umode_t
2012-01-03 22:54:56 -05:00
filemap_xip.c
seqcount: Add lockdep functionality to seqcount/seqlock structures
2013-11-06 12:40:26 +01:00
filemap.c
mm: drop actor argument of do_generic_file_read()
2013-11-15 09:32:13 +09:00
fremap.c
mm: save soft-dirty bits on file pages
2013-08-13 17:57:48 -07:00
frontswap.c
frontswap: fix incorrect zeroing and allocation size for frontswap_map
2013-06-12 16:29:46 -07:00
highmem.c
Some nice cleanups, and even a patch my wife did as a "live" demo for
2012-12-20 08:37:05 -08:00
huge_memory.c
mm: numa: defer TLB flush for THP migration as long as possible
2013-12-18 19:04:51 -08:00
hugetlb_cgroup.c
cgroup: pass around cgroup_subsys_state instead of cgroup in file methods
2013-08-08 20:11:24 -04:00
hugetlb.c
mm: hugetlbfs: fix hugetlbfs optimization
2013-11-21 16:42:27 -08:00
hwpoison-inject.c
mm/hwpoison: fix the lack of one reference count against poisoned page
2013-09-30 14:31:03 -07:00
init-mm.c
atomic: use <linux/atomic.h>
2011-07-26 16:49:47 -07:00
internal.h
mm: vmscan: fix do_try_to_free_pages() livelock
2013-09-11 15:58:01 -07:00
interval_tree.c
mm: add CONFIG_DEBUG_VM_RB build option
2012-10-09 16:22:42 +09:00
Kconfig
mm: add missing dependency in Kconfig
2013-12-18 19:04:52 -08:00
Kconfig.debug
mm: more intensive memory corruption debugging
2012-01-10 16:30:42 -08:00
kmemcheck.c
…
kmemleak-test.c
…
kmemleak.c
mm: kmemleak: avoid false negatives on vmalloc'ed objects
2013-11-13 12:09:07 +09:00
ksm.c
ksm: remove redundant __GFP_ZERO from kcalloc
2013-11-13 12:09:02 +09:00
list_lru.c
mm: list_lru: fix almost infinite loop causing effective livelock
2013-10-30 12:57:46 -07:00
maccess.c
mm: Map most files to use export.h instead of module.h
2011-10-31 09:20:12 -04:00
madvise.c
mm/hwpoison: fix traversal of hugetlbfs pages to avoid printk flood
2013-09-30 14:31:02 -07:00
Makefile
list: add a new LRU list type
2013-09-10 18:56:30 -04:00
memblock.c
mm/memblock.c: introduce bottom-up allocation mode
2013-11-13 12:09:08 +09:00
memcontrol.c
mm: memcg: do not allow task about to OOM kill to bypass the limit
2013-12-12 18:19:26 -08:00
memory_hotplug.c
mem-hotplug: introduce movable_node boot option
2013-11-13 12:09:09 +09:00
memory-failure.c
mm/memory-failure.c: recheck PageHuge() after hugetlb page migrate successfully
2013-12-18 19:04:52 -08:00
memory.c
Revert "mm: create a separate slab for page->ptl allocation"
2013-11-20 14:41:47 -08:00
mempolicy.c
mm/mempolicy: fix !vma in new_vma_page()
2013-12-18 19:04:52 -08:00
mempool.c
mm/mempool.c: convert kmalloc_node(...GFP_ZERO...) to kzalloc_node(...)
2013-09-11 15:58:14 -07:00
migrate.c
mm: numa: defer TLB flush for THP migration as long as possible
2013-12-18 19:04:51 -08:00
mincore.c
swap: make each swap partition have one address_space
2013-02-23 17:50:17 -08:00
mlock.c
mm/mlock.c: prevent walking off the end of a pagetable in no-pmd configuration
2013-09-30 14:31:02 -07:00
mm_init.c
mm: numa: Change page last {nid,pid} into {cpu,pid}
2013-10-09 14:47:45 +02:00
mmap.c
mm: convert mm->nr_ptes to atomic_long_t
2013-11-15 09:32:14 +09:00
mmu_context.c
mm: remove old aio use_mm() comment
2013-05-07 18:38:27 -07:00
mmu_notifier.c
treewide: relase -> release
2013-06-28 14:34:33 +02:00
mmzone.c
mm: numa: Change page last {nid,pid} into {cpu,pid}
2013-10-09 14:47:45 +02:00
mprotect.c
mm: fix TLB flush race between migration, and change_protection_range
2013-12-18 19:04:51 -08:00
mremap.c
mm: revert mremap pud_free anti-fix
2013-10-16 21:35:53 -07:00
msync.c
…
nobootmem.c
mm/nobootmem.c: have __free_pages_memory() free in larger chunks.
2013-11-13 12:09:04 +09:00
nommu.c
Merge branch 'akpm' (patches from Andrew Morton)
2013-11-13 15:45:43 +09:00
oom_kill.c
mm: convert mm->nr_ptes to atomic_long_t
2013-11-15 09:32:14 +09:00
page_alloc.c
mm: page_alloc: exclude unreclaimable allocations from zone fairness policy
2013-12-18 19:04:51 -08:00
page_cgroup.c
memcontrol: use N_MEMORY instead N_HIGH_MEMORY
2012-12-12 17:38:32 -08:00
page_io.c
aio: Kill aio_rw_vect_retry()
2013-07-30 11:53:12 -04:00
page_isolation.c
mm: memory-hotplug: enable memory hotplug to handle hugepage
2013-09-11 15:57:48 -07:00
page-writeback.c
writeback: fix negative bdi max pause
2013-10-16 21:35:53 -07:00
pagewalk.c
mm/pagewalk.c: fix walk_page_range() access of wrong PTEs
2013-10-30 14:27:03 -07:00
percpu-km.c
…
percpu-vm.c
mm: fix kernel-doc warnings
2012-06-20 14:39:36 -07:00
percpu.c
percpu: fix bootmem error handling in pcpu_page_first_chunk()
2013-09-23 10:51:45 -04:00
pgtable-generic.c
mm: fix TLB flush race between migration, and change_protection_range
2013-12-18 19:04:51 -08:00
process_vm_access.c
Fix: compat_rw_copy_check_uvector() misuse in aio, readv, writev, and security keys
2013-03-12 11:05:45 -07:00
quicklist.c
mm: delete various needless include <linux/module.h>
2011-10-31 09:20:11 -04:00
readahead.c
readahead: fix sequential read cache miss detection
2013-11-13 12:09:09 +09:00
rmap.c
mm/hugetlb: check for pte NULL pointer in __page_check_address()
2013-12-18 19:04:52 -08:00
shmem.c
security: shmem: implement kernel private shmem inodes
2013-12-02 11:24:19 +00:00
slab_common.c
memcg, kmem: rename cache_from_memcg to cache_from_memcg_idx
2013-11-13 12:09:10 +09:00
slab.c
Merge branch 'slab/next' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/linux
2013-11-22 08:10:34 -08:00
slab.h
memcg, kmem: rename cache_from_memcg to cache_from_memcg_idx
2013-11-13 12:09:10 +09:00
slob.c
mm/sl[aou]b: Move kmallocXXX functions to common code
2013-09-04 20:51:33 +03:00
slub.c
Merge branch 'slab/next' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/linux
2013-11-22 08:10:34 -08:00
sparse-vmemmap.c
sparse-vmemmap: specify vmemmap population range in bytes
2013-04-29 15:54:35 -07:00
sparse.c
mm/sparsemem: fix a bug in free_map_bootmem when CONFIG_SPARSEMEM_VMEMMAP
2013-11-13 12:09:06 +09:00
swap_state.c
lib/radix-tree.c: make radix_tree_node_alloc() work correctly within interrupt
2013-09-11 15:59:36 -07:00
swap.c
mm: hugetlbfs: fix hugetlbfs optimization
2013-11-21 16:42:27 -08:00
swapfile.c
frontswap: enable call to invalidate area on swapoff
2013-11-13 12:09:07 +09:00
truncate.c
truncate: drop 'oldsize' truncate_pagecache() parameter
2013-09-12 15:38:02 -07:00
util.c
mm: factor commit limit calculation
2013-11-13 12:09:11 +09:00
vmalloc.c
mm: kmemleak: avoid false negatives on vmalloc'ed objects
2013-11-13 12:09:07 +09:00
vmpressure.c
Merge branch 'for-3.12' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
2013-09-03 18:25:03 -07:00
vmscan.c
mm/vmscan.c: don't forget to free shrinker->nr_deferred
2013-10-16 21:35:52 -07:00
vmstat.c
mm: numa: return the number of base pages altered by protection changes
2013-11-13 12:09:11 +09:00
zbud.c
mm/zbud: fix some trivial typos in comments
2013-09-11 15:57:35 -07:00
zswap.c
mm/zswap: refactor the get/put routines
2013-11-13 12:09:11 +09:00