From 9961c9bbf2b43acaaf030a0fbabc9954d937ad8c Mon Sep 17 00:00:00 2001 From: Hannes Reinecke Date: Thu, 4 Jan 2018 04:57:06 -0800 Subject: [PATCH] scsi: mpt3sas: check command status before attempting abort When attempting a command abort we should check the command status prior to sending the abort; the command might've been completed already. Signed-off-by: Hannes Reinecke Signed-off-by: Suganath Prabu S Signed-off-by: Martin K. Petersen --- drivers/scsi/mpt3sas/mpt3sas_scsih.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index a11774b..8870cef 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -2771,6 +2771,14 @@ mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel, return (!rc) ? SUCCESS : FAILED; } + if (type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK) { + scsi_lookup = mpt3sas_get_st_from_smid(ioc, smid_task); + if (!scsi_lookup) + return FAILED; + if (scsi_lookup->cb_idx == 0xFF) + return SUCCESS; + } + smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx); if (!smid) { pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", @@ -2778,9 +2786,6 @@ mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel, return FAILED; } - if (type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK) - scsi_lookup = mpt3sas_get_st_from_smid(ioc, smid_task); - dtmprintk(ioc, pr_info(MPT3SAS_FMT "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d)\n", ioc->name, handle, type, smid_task)); -- 2.7.4