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linux/drivers/md/dm.c
Mikulas Patocka b01cd5ac43 dm: cope with access beyond end of device in dm_merge_bvec 
If for any reason dm_merge_bvec() is given an offset beyond the end of the
device, avoid an oops and always allow one page to be added to an empty bio.
We'll reject the I/O later after the bio is submitted.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
2008-10-01 14:39:24 +01:00

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