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usb: cdns3: gadget: initialize link_trb as NULL

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There is an uninitialized variable "link_trb" usage at function cdns3_ep_run_transfer.
Fixed it by initialize "link_trb" as NULL.

Fixes: 4e218882eb ("usb: cdns3: gadget: improve the dump TRB operation at cdns3_ep_run_transfer")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
This commit is contained in:
Peter Chen
2020-11-16 15:08:52 +08:00
parent afaa2e745a
commit 78e9158851
1 changed files with 1 additions and 1 deletions
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drivers/usb/cdns3/gadget.c
+1 -1
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@@ -1114,7 +1114,7 @@ static int cdns3_ep_run_transfer(struct cdns3_endpoint *priv_ep,
struct cdns3_device *priv_dev = priv_ep->cdns3_dev;
struct cdns3_request *priv_req;
struct cdns3_trb *trb;
struct cdns3_trb *link_trb;
struct cdns3_trb *link_trb = NULL;
dma_addr_t trb_dma;
u32 togle_pcs = 1;
int sg_iter = 0;