redonkable/alistair23-linux
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[SCSI] bfa: off by one in bfa_ioc_mbox_isr()

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If mc == BFI_MC_MAX then we're reading past the end of the
mod->mbhdlr[] array.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Dan Carpenter 2012-06-27 11:59:36 +03:00 committed by James Bottomley
parent 9e1a15376b
commit fffa69230b
1 changed files with 1 additions and 1 deletions
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2
drivers/scsi/bfa/bfa_ioc.c
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@ -2357,7 +2357,7 @@ bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc)
return;
}
if ((mc > BFI_MC_MAX) || (mod->mbhdlr[mc].cbfn == NULL))
if ((mc >= BFI_MC_MAX) || (mod->mbhdlr[mc].cbfn == NULL))
return;
mod->mbhdlr[mc].cbfn(mod->mbhdlr[mc].cbarg, &m);