From: Sascha Hauer <s.hauer@pengutronix.de>
To: Barebox List <barebox@lists.infradead.org>
Subject: [PATCH] usb: ehci: Fix unitialized variable
Date: Thu, 17 Jun 2021 16:25:45 +0200 [thread overview]
Message-ID: <20210617142545.7375-1-s.hauer@pengutronix.de> (raw)
buffer_dma is not really used unitialized, but the compiler doesn't
realize this. Initialize it explicitly.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
drivers/usb/host/ehci-hcd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 8c4da9fd12..6143c9f64e 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -305,7 +305,7 @@ ehci_submit_async(struct usb_device *dev, unsigned long pipe, void *buffer,
struct usb_host *host = dev->host;
struct ehci_host *ehci = to_ehci(host);
const bool dir_in = usb_pipein(pipe);
- dma_addr_t buffer_dma, req_dma;
+ dma_addr_t buffer_dma = DMA_ERROR_CODE, req_dma;
struct QH *qh = &ehci->qh_list[1];
struct qTD *td;
volatile struct qTD *vtd;
--
2.29.2
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