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Subject[PATCH -next] usb: cdnsp: fix error return code in cdnsp_alloc_priv_device()
Date
If cdnsp_ring_alloc() fails, cdnsp_alloc_priv_device() need return
error code.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
drivers/usb/cdns3/cdnsp-mem.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/cdns3/cdnsp-mem.c b/drivers/usb/cdns3/cdnsp-mem.c
index a47948a1623f..c87bf3513844 100644
--- a/drivers/usb/cdns3/cdnsp-mem.c
+++ b/drivers/usb/cdns3/cdnsp-mem.c
@@ -694,8 +694,10 @@ static int cdnsp_alloc_priv_device(struct cdnsp_device *pdev)

/* Allocate endpoint 0 ring. */
pdev->eps[0].ring = cdnsp_ring_alloc(pdev, 2, TYPE_CTRL, 0, GFP_ATOMIC);
- if (!pdev->eps[0].ring)
+ if (!pdev->eps[0].ring) {
+ ret = -ENOMEM;
goto fail;
+ }

/* Point to output device context in dcbaa. */
pdev->dcbaa->dev_context_ptrs[1] = cpu_to_le64(pdev->out_ctx.dma);
--
2.25.1
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