dm: sysfs skip output when device is being destroyed

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Do not process sysfs attributes when device is being destroyed.

Otherwise code can cause
  BUG_ON(test_bit(DMF_FREEING, &md->flags));
in dm_put() call.

Cc: stable@kernel.org
Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

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Milan Broz 2009-06-22 10:12:11 +01:00 • committed by Alasdair G Kergon

parent e094f4f15f

commit 4d89b7b4e4

1 changed files with 4 additions and 0 deletions

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drivers/md/dm.c

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