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| author | Andrew Vasquez <andrew.vasquez@qlogic.com> | 2009-10-13 15:16:50 -0700 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2009-12-04 12:00:13 -0600 |
| commit | 9ca1d01f7aa035553501a34054ea17e7537eb07e (patch) | |
| tree | ac2b18a8ff71b3c378f07a76eb92964da0ff2c8d /drivers/scsi/qla2xxx/qla_mbx.c | |
| parent | f3a0a77e8df2f5c78648ce5971176e610dbc35c0 (diff) | |
| download | kernel_samsung_smdk4412-9ca1d01f7aa035553501a34054ea17e7537eb07e.zip kernel_samsung_smdk4412-9ca1d01f7aa035553501a34054ea17e7537eb07e.tar.gz kernel_samsung_smdk4412-9ca1d01f7aa035553501a34054ea17e7537eb07e.tar.bz2 | |
[SCSI] qla2xxx: Properly check FCP_RSP response-info field after TMF completion.
Original code discarded response-info field information and
assumed the command completed successfully without verifying the
target's status within the FCP_RSP packet.
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_mbx.c | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index a10d41b..791f792 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -2318,6 +2318,7 @@ __qla24xx_issue_tmf(char *name, uint32_t type, struct fc_port *fcport, { int rval, rval2; struct tsk_mgmt_cmd *tsk; + struct sts_entry_24xx *sts; dma_addr_t tsk_dma; scsi_qla_host_t *vha; struct qla_hw_data *ha; @@ -2357,20 +2358,37 @@ __qla24xx_issue_tmf(char *name, uint32_t type, struct fc_port *fcport, sizeof(tsk->p.tsk.lun)); } + sts = &tsk->p.sts; rval = qla2x00_issue_iocb(vha, tsk, tsk_dma, 0); if (rval != QLA_SUCCESS) { DEBUG2_3_11(printk("%s(%ld): failed to issue %s Reset IOCB " "(%x).\n", __func__, vha->host_no, name, rval)); - } else if (tsk->p.sts.entry_status != 0) { + } else if (sts->entry_status != 0) { DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB " "-- error status (%x).\n", __func__, vha->host_no, - tsk->p.sts.entry_status)); + sts->entry_status)); rval = QLA_FUNCTION_FAILED; - } else if (tsk->p.sts.comp_status != + } else if (sts->comp_status != __constant_cpu_to_le16(CS_COMPLETE)) { DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB " "-- completion status (%x).\n", __func__, - vha->host_no, le16_to_cpu(tsk->p.sts.comp_status))); + vha->host_no, le16_to_cpu(sts->comp_status))); + rval = QLA_FUNCTION_FAILED; + } else if (!(le16_to_cpu(sts->scsi_status) & + SS_RESPONSE_INFO_LEN_VALID)) { + DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB " + "-- no response info (%x).\n", __func__, vha->host_no, + le16_to_cpu(sts->scsi_status))); + rval = QLA_FUNCTION_FAILED; + } else if (le32_to_cpu(sts->rsp_data_len) < 4) { + DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB " + "-- not enough response info (%d).\n", __func__, + vha->host_no, le32_to_cpu(sts->rsp_data_len))); + rval = QLA_FUNCTION_FAILED; + } else if (sts->data[3]) { + DEBUG2_3_11(printk("%s(%ld): failed to complete IOCB " + "-- response (%x).\n", __func__, + vha->host_no, sts->data[3])); rval = QLA_FUNCTION_FAILED; } |