James Smart 6871e8144f scsi: lpfc: Fix NVME Target crash in defer rcv logic
Kernel occasionally crashed with the following
ops on NVME Target:
  BUG: unable to handle kernel NULL pointer dereference at 0000000000000058
  IP: [<ffffffffa042ee50>] lpfc_nvmet_defer_rcv+0x50/0x70 [lpfc]

Callback routine was called for deferred rcv when it should be treated as a
normal rcv.

Added code in callback routine to detect this condition and log a message,
then bail.

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-07-10 22:15:09 -04:00
..
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