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@xxxxxxxxxx>
Fixes: e2f34e26710b ("xprtrdma: Yet another double DMA-unmap")
---
net/sunrpc/xprtrdma/frwr_ops.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c
index 52cb6c1..a2a2e01 100644
--- a/net/sunrpc/xprtrdma/frwr_ops.c
+++ b/net/sunrpc/xprtrdma/frwr_ops.c
@@ -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);
