md/raid5: more incorrect BUG_ON in handle_stripe_fill.
authorNeilBrown <neilb@suse.de>
Fri, 8 May 2015 08:19:32 +0000 (18:19 +1000)
committerNeilBrown <neilb@suse.de>
Fri, 8 May 2015 08:46:52 +0000 (18:46 +1000)
commitb0c783b32318bef29d64086fa812e8c659cb5b37
treebda4be5d9eb7fdca4d0d42a227de170a986ec424
parentf18c1a35f62caccb527e8b0990c8801596e7c662
md/raid5: more incorrect BUG_ON in handle_stripe_fill.

It is not incorrect to call handle_stripe_fill() when
a batch of full-stripe writes is active.
It is, however, a BUG if fetch_block() then decides
it needs to actually fetch anything.

So move the 'BUG_ON' to where it belongs.

Signed-off-by: NeilBrown <neilb@suse.de>
Fixes: 59fc630b8b5f ("RAID5: batch adjacent full stripe write")
drivers/md/raid5.c