NTB: Fix static check warning in perf_clear_test

As pthr->dma_chan can't be NULL in this context, so there is
no need to check pthr->dma_chan.

Fixes: 99a0605612 ("NTB: ntb_perf: Fix address err in perf_copy_chunk")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jiasen Lin <linjiasen@hygon.cn>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
This commit is contained in:
Jiasen Lin 2020-04-09 00:11:24 -07:00 committed by Jon Mason
parent f454f4d191
commit a0348a4da1

View File

@ -1010,8 +1010,8 @@ static void perf_clear_test(struct perf_thread *pthr)
pthr->perf->test_peer->dma_dst_addr,
pthr->perf->test_peer->outbuf_size,
DMA_FROM_DEVICE, 0);
if (pthr->dma_chan)
dma_release_channel(pthr->dma_chan);
dma_release_channel(pthr->dma_chan);
no_dma_notify:
atomic_dec(&perf->tsync);