[PATCH] usb: gadget: Fix unsigned comparison with less than zero

From: Jiapeng Chong
Date: Thu Jun 23 2022 - 04:44:12 EST


This was found by coccicheck:

./drivers/usb/gadget/udc/aspeed_udc.c:496:8-13: WARNING: Unsigned expression compared with zero: chunk >= 0.

Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
---
drivers/usb/gadget/udc/aspeed_udc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/gadget/udc/aspeed_udc.c b/drivers/usb/gadget/udc/aspeed_udc.c
index 1fc15228ff15..387a7abdcee4 100644
--- a/drivers/usb/gadget/udc/aspeed_udc.c
+++ b/drivers/usb/gadget/udc/aspeed_udc.c
@@ -476,8 +476,8 @@ static int ast_dma_descriptor_setup(struct ast_udc_ep *ep, u32 dma_buf,
{
struct ast_udc_dev *udc = ep->udc;
struct device *dev = &udc->pdev->dev;
- u32 offset, chunk;
- int count, last;
+ u32 offset;
+ int count, last, chunk;

if (!ep->descs) {
dev_warn(dev, "%s: Empty DMA descs list failure\n",
--
2.20.1.7.g153144c