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Avoid divide by zero when there is no block device to migrate
authorPierre Riteau <Pierre.Riteau@irisa.fr>
Wed, 12 Jan 2011 13:41:00 +0000 (14:41 +0100)
committerKevin Wolf <kwolf@redhat.com>
Mon, 24 Jan 2011 10:08:50 +0000 (11:08 +0100)
commit8b6b2afcf85dd5ff33075e93a2e30fbea34c5a55
tree51d1158c52a86d5fc4651f2f04164a9f55570e6ctree | snapshot
parent70b4f4bb05ff5e6812c6593eeefbd19bd61b517dcommit | diff
Avoid divide by zero when there is no block device to migrate

When block migration is requested and no read-write block device is
present, a divide by zero exception is triggered because
total_sector_sum equals zero.

Signed-off-by: Pierre Riteau <Pierre.Riteau@irisa.fr>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block-migration.c diff | blob | history
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