IB/srp: Don't send task management commands after target removal

Just fail abort and reset requests that come in after we've already
decided to remove a target.

Signed-off-by: Roland Dreier <rolandd@cisco.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 2d2d4ac3525a..960dae5c87d1 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -1155,6 +1155,12 @@ static int srp_send_tsk_mgmt(struct scsi_cmnd *scmnd, u8 func)
 
         spin_lock_irq(target->scsi_host->host_lock);
 
+        if (target->state == SRP_TARGET_DEAD ||
+            target->state == SRP_TARGET_REMOVED) {
+                scmnd->result = DID_BAD_TARGET << 16;
+                goto out;
+        }
+
         if (scmnd->host_scribble == (void *) -1L)
                 goto out;