diff mbox series

[v1,02/19] xprtrdma: Fix an frwr_map recovery nit

Message ID 20190410200642.11522.3821.stgit@manet.1015granger.net (mailing list archive)
State New, archived
Headers show
Series Proposed NFS/RDMA patches for v5.2 | expand

Commit Message

Chuck Lever April 10, 2019, 8:06 p.m. UTC 
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: e2f34e26710b ("xprtrdma: Yet another double DMA-unmap")
---
 net/sunrpc/xprtrdma/frwr_ops.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

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);