Messages in this thread | | | Date | Fri, 3 Feb 2012 20:36:05 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH] nilfs2: avoid overflowing segment numbers in nilfs_ioctl_clean_segments() |
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On Sat, 04 Feb 2012 12:13:02 +0900 (JST) Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> wrote:
> On Fri, 3 Feb 2012 10:26:07 -0500, Xi Wang wrote: > > nsegs is read from userspace. Limit its value and avoid overflowing > > nsegs * sizeof(__u64) in the subsequent call to memdup_user(). > > > > This patch complements 481fe17e973fb97aa3edf17c69557afe88d8334f. > > > > Signed-off-by: Xi Wang <xi.wang@gmail.com> > > Cc: Haogang Chen <haogangchen@gmail.com> > > Cc: Andrew Morton <akpm@linux-foundation.org> > > --- > > fs/nilfs2/ioctl.c | 2 ++ > > 1 files changed, 2 insertions(+), 0 deletions(-) > > Acked-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> > > > Thank you for posting this fix. > > Andrew, could you send this uptream in this cycle ?
I sure can.
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