linux-kernel - [PATCH] staging: media: use relevant lock

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Date:   Thu,  3 Aug 2017 14:26:52 +0200
From:   Julia Lawall <Julia.Lawall@...6.fr>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     kernel-janitors@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-media@...r.kernel.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] staging: media: use relevant lock

The data protected is video_out2 and the lock that is released is
&video_out2->dma_queue_lock, so it seems that that lock should be
taken as well.

Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>

---
 drivers/staging/media/davinci_vpfe/dm365_resizer.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/media/davinci_vpfe/dm365_resizer.c b/drivers/staging/media/davinci_vpfe/dm365_resizer.c
index 857b0e8..4910cb7 100644
--- a/drivers/staging/media/davinci_vpfe/dm365_resizer.c
+++ b/drivers/staging/media/davinci_vpfe/dm365_resizer.c
@@ -1059,7 +1059,7 @@ static void resizer_ss_isr(struct vpfe_resizer_device *resizer)
 	/* If resizer B is enabled */
 	if (pipe->output_num > 1 && resizer->resizer_b.output ==
 	    RESIZER_OUTPUT_MEMORY) {
-		spin_lock(&video_out->dma_queue_lock);
+		spin_lock(&video_out2->dma_queue_lock);
 		vpfe_video_process_buffer_complete(video_out2);
 		video_out2->state = VPFE_VIDEO_BUFFER_NOT_QUEUED;
 		vpfe_video_schedule_next_buffer(video_out2);