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Jan Kara d5ed3a4af7 lib/radix-tree.c: fix overflow in radix_tree_range_tag_if_tagged() 
When radix_tree_maxindex() is ~0UL, it can happen that scanning overflows
index and tree traversal code goes astray reading memory until it hits
unreadable memory.  Check for overflow and exit in that case.

Signed-off-by: Jan Kara <jack@suse.cz>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 		2010-08-20 09:34:55 -07:00
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Kconfig lmb: rename to memblock 2010-07-14 17:14:00 +10:00
Kconfig.debug
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Makefile lmb: rename to memblock 2010-07-14 17:14:00 +10:00
backing-dev.c writeback: avoid unnecessary calculation of bdi dirty thresholds 2010-08-12 08:43:29 -07:00
bootmem.c x86,nobootmem: make alloc_bootmem_node fall back to other node when 32bit numa is used 2010-07-20 16:25:40 -07:00
bounce.c
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compaction.c mm: compaction: add a tunable that decides when memory should be compacted and when it should be reclaimed 2010-05-25 08:06:59 -07:00
debug-pagealloc.c
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dmapool.c
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fadvise.c
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failslab.c
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filemap.c gcc-4.6: mm: fix unused but set warnings 2010-08-09 20:44:58 -07:00
filemap_xip.c
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fremap.c
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highmem.c mm,kdb,kgdb: Add a debug reference for the kdb kmap usage 2010-08-05 09:22:24 -05:00
hugetlb.c Merge branch 'hwpoison' of git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6 2010-08-12 10:15:10 -07:00
hwpoison-inject.c HWPOISON, hugetlb: support hwpoison injection for hugepage 2010-08-11 09:23:11 +02:00
init-mm.c mm: provide init_mm mm_context initializer 2010-08-09 20:44:54 -07:00
internal.h
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kmemcheck.c
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kmemleak-test.c
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kmemleak.c kmemleak: Fix typo in the comment 2010-08-08 21:57:23 +01:00
ksm.c ksm: cleanup for mm_slots_hash 2010-08-09 20:45:03 -07:00
maccess.c
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madvise.c
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memblock.c memblock: Fix memblock_is_region_reserved() to return a boolean 2010-08-09 11:21:38 +10:00
memcontrol.c memcg: convert to use zone_to_nid() from bare zone->zone_pgdat->node_id 2010-08-11 08:59:19 -07:00
memory-failure.c Merge branch 'hwpoison' of git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6 2010-08-12 10:15:10 -07:00
memory.c mm: fix page table unmap for stack guard page properly 2010-08-14 11:44:56 -07:00
memory_hotplug.c mem-hotplug: fix potential race while building zonelist for new populated zone 2010-05-25 08:07:02 -07:00
mempolicy.c mempolicy: reduce stack size of migrate_pages() 2010-08-09 20:44:58 -07:00
mempool.c
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migrate.c mm: extend KSM refcounts to the anon_vma root 2010-08-09 20:44:55 -07:00
mincore.c
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mlock.c mm: fix up some user-visible effects of the stack guard page 2010-08-15 11:35:52 -07:00
mm_init.c
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mmap.c mmap: remove unnecessary lock from __vma_link 2010-08-09 20:44:58 -07:00
mmu_context.c
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mmu_notifier.c
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mmzone.c
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mprotect.c
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mremap.c
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msync.c
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nommu.c NOMMU: Remove an extraneous no_printk() 2010-08-13 16:55:25 -07:00
oom_kill.c memcg: use find_lock_task_mm() in memory cgroups oom 2010-08-11 08:59:19 -07:00
page-writeback.c lib/radix-tree.c: fix overflow in radix_tree_range_tag_if_tagged() 2010-08-20 09:34:55 -07:00
page_alloc.c vmscan: kill prev_priority completely 2010-08-09 20:45:00 -07:00
page_cgroup.c kmemleak: Annotate false positive in init_section_page_cgroup() 2010-07-19 11:54:14 +01:00
page_io.c block: unify flags for struct bio and struct request 2010-08-07 18:20:39 +02:00
page_isolation.c
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pagewalk.c
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percpu-km.c
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percpu-vm.c
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percpu.c percpu: allow limited allocation before slab is online 2010-06-27 18:50:00 +02:00
percpu_up.c
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prio_tree.c
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quicklist.c
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readahead.c readahead.c: fix comment 2010-05-25 08:07:00 -07:00
rmap.c Merge branch 'hwpoison' of git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6 2010-08-12 10:15:10 -07:00
shmem.c shmem: put_super must percpu_counter_destroy 2010-08-17 18:33:11 -07:00
slab.c gcc-4.6: mm: fix unused but set warnings 2010-08-09 20:44:58 -07:00
slob.c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6 2010-08-06 11:44:08 -07:00
slub.c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6 2010-08-06 11:44:08 -07:00
sparse-vmemmap.c
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sparse.c
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swap.c
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swap_state.c
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swapfile.c hibernation: freeze swap at hibernation 2010-08-09 20:45:04 -07:00
thrash.c
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truncate.c check ATTR_SIZE contraints in inode_change_ok 2010-08-09 16:47:39 -04:00
util.c mm: use memdup_user 2010-08-09 20:44:54 -07:00
vmalloc.c Merge branch 'stable/xen-swiotlb-0.8.6' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen 2010-08-12 09:09:41 -07:00
vmscan.c memcg: remove nid and zid argument from mem_cgroup_soft_limit_reclaim() 2010-08-11 08:59:19 -07:00
vmstat.c vmscan: kill prev_priority completely 2010-08-09 20:45:00 -07:00