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(parent: dba43e5) | patch
md: avoid array overflow with bad v1.x metadata
authorNeilBrown <neilb@suse.de>
Mon, 3 Aug 2009 00:59:56 +0000 (10:59 +1000)
committerNeilBrown <neilb@suse.de>
Mon, 3 Aug 2009 00:59:56 +0000 (10:59 +1000)
commit6819ccc05780efc5feb27fe268e7f6f924ea1e2f
tree4cbdd23d9af20632678e95b3e8f02ede241a3917tree | snapshot
parentdba43e58530d826bd2e7d422825aad9313af16c3commit | diff
md: avoid array overflow with bad v1.x metadata

We trust the 'desc_nr' field in v1.x metadata enough to use it
as an index in an array.  This isn't really safe.
So range-check the value first.

Signed-off-by: NeilBrown <neilb@suse.de>
drivers/md/md.c diff | blob | history
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