tree d5b57449b693f24ee106af062ca8c6bfcef6d1e7
parent 0465fc0a1c42e18438d391f3a7e661493a9ad68e
author Nick Piggin <npiggin@suse.de> 1174081090 -0800
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1174098304 -0700

[PATCH] mm: fix madvise infinine loop

madvise(MADV_REMOVE) can go into an infinite loop or cause an oops if the
call covers a region from the start of a vma, and extending past that vma.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Cc: Badari Pulavarty <pbadari@us.ibm.com>
Acked-by: Hugh Dickins <hugh@veritas.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>