From: Alexandru Ardelean <alexandru.ardelean@analog.com>
Date: Mon, 29 Oct 2018 10:08:08 +0000 (+0200)
Subject: dmaengine: dmatest: unmap data on a single code-path when xfer done
X-Git-Tag: v5.0-rc1~69^2~9^2~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0255200bd29afc320c6ea4c1adf8bdc13a9b3c15;p=thirdparty%2Flinux.git

dmaengine: dmatest: unmap data on a single code-path when xfer done

After the DMA transfer is done, we don't need to call the un-mapping code
in 3 places. One is enough.

Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---

diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index aa1712beb0cc3..5d4b1e053fb7d 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -721,14 +721,14 @@ static int dmatest_func(void *data)
 
 		status = dma_async_is_tx_complete(chan, cookie, NULL, NULL);
 
+		dmaengine_unmap_put(um);
+
 		if (!done->done) {
-			dmaengine_unmap_put(um);
 			result("test timed out", total_tests, src_off, dst_off,
 			       len, 0);
 			failed_tests++;
 			continue;
 		} else if (status != DMA_COMPLETE) {
-			dmaengine_unmap_put(um);
 			result(status == DMA_ERROR ?
 			       "completion error status" :
 			       "completion busy status", total_tests, src_off,
@@ -737,8 +737,6 @@ static int dmatest_func(void *data)
 			continue;
 		}
 
-		dmaengine_unmap_put(um);
-
 		if (params->noverify) {
 			verbose_result("test passed", total_tests, src_off,
 				       dst_off, len, 0);