diff options
author | Andrew Vasquez <andrew.vasquez@qlogic.com> | 2012-02-09 11:14:08 -0800 |
---|---|---|
committer | James Bottomley <JBottomley@Parallels.com> | 2012-02-18 08:47:27 -0600 |
commit | 67ddda353c4e26ba23a199ae64fdf283b669469b (patch) | |
tree | 021105a5e86cf8888d6223202d081ebdc433cddb /drivers/scsi/qla2xxx | |
parent | 7cb0eb1c17fa69535b6b2a80296c2f2ca300b800 (diff) |
[SCSI] qla2xxx: Correct out of bounds read of ISP2200 mailbox registers.
ISP2200 adapters only have 24 mailbox registers so read only that many.
Reported-by: Olatunji Ruwase <oor@cs.cmu.edu>
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla2xxx')
-rw-r--r-- | drivers/scsi/qla2xxx/qla_def.h | 1 | ||||
-rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 2 |
2 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index a6a4eebce4a..af1003f9de1 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -44,6 +44,7 @@ * ISP2100 HBAs. */ #define MAILBOX_REGISTER_COUNT_2100 8 +#define MAILBOX_REGISTER_COUNT_2200 24 #define MAILBOX_REGISTER_COUNT 32 #define QLA2200A_RISC_ROM_VER 4 diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 5fd89d76168..7e617a60e71 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -2054,7 +2054,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) ha->nvram_data_off = ~0; ha->isp_ops = &qla2100_isp_ops; } else if (IS_QLA2200(ha)) { - ha->mbx_count = MAILBOX_REGISTER_COUNT; + ha->mbx_count = MAILBOX_REGISTER_COUNT_2200; req_length = REQUEST_ENTRY_CNT_2200; rsp_length = RESPONSE_ENTRY_CNT_2100; ha->max_loop_id = SNS_LAST_LOOP_ID_2100; |