[SCSI] mpt2sas: Infinite loop can occur if MPI2_IOCSTATUS_CONFIG_INVALID_PAGE is...
authorSreekanth Reddy <Sreekanth.Reddy@lsi.com>
Thu, 25 Jul 2013 05:59:45 +0000 (11:29 +0530)
committerJames Bottomley <JBottomley@Parallels.com>
Tue, 3 Sep 2013 14:27:52 +0000 (07:27 -0700)
commit1c50e8d26e2c2c810f28730a13d885c64fa2058d
tree71abf96357823ee4135e455b79af4607d7e03a5b
parentd648d5a9a803eb94d6a13beee3e9d40e8f09a9ed
[SCSI] mpt2sas: Infinite loop can occur if MPI2_IOCSTATUS_CONFIG_INVALID_PAGE is not returned

Infinite loop can occur if IOCStatus is not equal to
MPI2_IOCSTATUS_CONFIG_INVALID_PAGE value in the while loops in functions
_scsih_search_responding_sas_devices,
_scsih_search_responding_raid_devices and
_scsih_search_responding_expanders

So, Instead of checking for MPI2_IOCSTATUS_CONFIG_INVALID_PAGE value,
in this patch code is modified to check for IOCStatus not equals to
MPI2_IOCSTATUS_SUCCESS to break the while loop.

Signed-off-by: Sreekanth Reddy <Sreekanth.Reddy@lsi.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
drivers/scsi/mpt2sas/mpt2sas_scsih.c