redonkable/alistair23-linux
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[SCSI] mpt2sas : running out of message frames

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The driver is not freeing message frame when returning failure from
_ctl_do_task_abort.   If you call this function 500 times when its unable
to find an active task mid, you end up with no message frames.

Signed-off-by: Eric Moore <eric.moore@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Eric Moore 2009-04-21 15:39:24 -06:00 committed by James Bottomley
parent 0d04df9b4a
commit 77bdd9ee1e
1 changed files with 3 additions and 1 deletions
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4
drivers/scsi/mpt2sas/mpt2sas_ctl.c
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@ -714,8 +714,10 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc,
if (tm_request->TaskType == if (tm_request->TaskType ==
MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK) { MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK) {
if (_ctl_do_task_abort(ioc, &karg, tm_request)) if (_ctl_do_task_abort(ioc, &karg, tm_request)) {
mpt2sas_base_free_smid(ioc, smid);
goto out; goto out;
}
} }
mutex_lock(&ioc->tm_cmds.mutex); mutex_lock(&ioc->tm_cmds.mutex);