Commit f4202601 authored by Dave Jiang's avatar Dave Jiang Committed by Greg Kroah-Hartman

ntb: ntb_perf missing dmaengine_unmap_put

commit 9644347c upstream.

In the normal I/O execution path, ntb_perf is missing a call to
dmaengine_unmap_put() after submission. That causes us to leak
unmap objects.
Signed-off-by: default avatarDave Jiang <dave.jiang@intel.com>
Fixes: 8a7b6a77 ("ntb: ntb perf tool")
Signed-off-by: default avatarJon Mason <jdmason@kudzu.us>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 43325382
......@@ -265,6 +265,8 @@ static ssize_t perf_copy(struct pthr_ctx *pctx, char __iomem *dst,
if (dma_submit_error(cookie))
goto err_set_unmap;
dmaengine_unmap_put(unmap);
atomic_inc(&pctx->dma_sync);
dma_async_issue_pending(chan);
......
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