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xprtrdma: Fix an frwr_map recovery nit

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After a DMA map failure in frwr_map, mark the MR so that recycling
won't attempt to DMA unmap it.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Fixes: e2f34e2671 ("xprtrdma: Yet another double DMA-unmap")
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever 2019-04-24 09:39:00 -04:00 committed by Anna Schumaker
parent 52db6f9a0c
commit b2ca473b92
1 changed files with 1 additions and 1 deletions
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2
net/sunrpc/xprtrdma/frwr_ops.c
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@ -466,7 +466,7 @@ struct rpcrdma_mr_seg *frwr_map(struct rpcrdma_xprt *r_xprt,
return seg;
out_dmamap_err:
frwr->fr_state = FRWR_IS_INVALID;
mr->mr_dir = DMA_NONE;
trace_xprtrdma_frwr_sgerr(mr, i);
rpcrdma_mr_put(mr);
return ERR_PTR(-EIO);