From: Yang Shunyong <shunyong.yang@hxt-semitech.com>
Date: Mon, 29 Jan 2018 06:40:11 +0000 (+0800)
Subject: dmaengine: dmatest: fix container_of member in dmatest_callback
X-Git-Tag: v4.14.20~189
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=69373cdc4ae4eacac2eb19da03eb0ad2bb0eda7f;p=platform%2Fkernel%2Flinux-rpi.git

dmaengine: dmatest: fix container_of member in dmatest_callback

commit 66b3bd2356e0a1531c71a3dcf96944621e25c17c upstream.

The type of arg passed to dmatest_callback is struct dmatest_done.
It refers to test_done in struct dmatest_thread, not done_wait.

Fixes: 6f6a23a213be ("dmaengine: dmatest: move callback wait ...")
Signed-off-by: Yang Shunyong <shunyong.yang@hxt-semitech.com>
Acked-by: Adam Wallis <awallis@codeaurora.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index ec5f9d2..80cc2be 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -355,7 +355,7 @@ static void dmatest_callback(void *arg)
 {
 	struct dmatest_done *done = arg;
 	struct dmatest_thread *thread =
-		container_of(arg, struct dmatest_thread, done_wait);
+		container_of(done, struct dmatest_thread, test_done);
 	if (!thread->done) {
 		done->done = true;
 		wake_up_all(done->wait);