diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2017-01-30 14:21:17 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-02-23 17:44:36 +0100 |
| commit | f4202601509465c3d2e96b6bfd4a1237ac4268d1 (patch) | |
| tree | 423c9157672cbfe269281c069713c9f54a1b2016 /drivers/ntb | |
| parent | 43325382fc7a216f2087d7dfdc662e30e952adf1 (diff) | |
ntb: ntb_perf missing dmaengine_unmap_put
commit 9644347c5240d0ee3ba7472ef332aaa4ff4db398 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: Dave Jiang <dave.jiang@intel.com>
Fixes: 8a7b6a77 ("ntb: ntb perf tool")
Signed-off-by: Jon Mason <jdmason@kudzu.us>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/ntb')
| -rw-r--r-- | drivers/ntb/test/ntb_perf.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/ntb/test/ntb_perf.c b/drivers/ntb/test/ntb_perf.c index e75d4fdc0866..434e1d474f33 100644 --- a/drivers/ntb/test/ntb_perf.c +++ b/drivers/ntb/test/ntb_perf.c @@ -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); |