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From:   Corentin Labbe <clabbe@baylibre.com>
To:     mchehab@kernel.org, hverkuil@xs4all.nl, gregkh@linuxfoundation.org
Cc:     linux-kernel@vger.kernel.org, linux-media@vger.kernel.org,
        linux-staging@lists.linux.dev, mjpeg-users@lists.sourceforge.net,
        Corentin Labbe <clabbe@baylibre.com>,
        kernel test robot <lkp@intel.com>
Subject: [PATCH v3 11/14] staging: media: zoran: fix usage of vb2_dma_contig_set_max_seg_size
Date:   Tue, 26 Oct 2021 19:34:13 +0000
Message-Id: <20211026193416.1176797-12-clabbe@baylibre.com>
In-Reply-To: <20211026193416.1176797-1-clabbe@baylibre.com>
References: <20211026193416.1176797-1-clabbe@baylibre.com>
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vb2_dma_contig_set_max_seg_size need to have a size in parameter and not
a DMA_BIT_MASK().
While fixing this issue, also fix error handling of all DMA size
setting.

Reported-by: kernel test robot <lkp@intel.com>
Fixes: d4ae3689226e5 ("media: zoran: device support only 32bit DMA address")
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
---
 drivers/staging/media/zoran/zoran_card.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/media/zoran/zoran_card.c b/drivers/staging/media/zoran/zoran_card.c
index a00ad40244d0..4ea2fbf189b9 100644
--- a/drivers/staging/media/zoran/zoran_card.c
+++ b/drivers/staging/media/zoran/zoran_card.c
@@ -1282,8 +1282,10 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
 	if (err)
-		return -ENODEV;
-	vb2_dma_contig_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32));
+		return err;
+	err = vb2_dma_contig_set_max_seg_size(&pdev->dev, U32_MAX);
+	if (err)
+		return err;
 
 	nr = zoran_num++;
 	if (nr >= BUZ_MAX) {
-- 
2.32.0