Messages in this thread Patch in this message | | | From | Nikita Zhandarovich <> | Subject | WARNING in ar5523_cmd/usb_submit_urb | Date | Sun, 7 Apr 2024 06:00:42 -0700 |
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Enable endpoint checking.
#syz test: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git fe46a7dd189e --- drivers/net/wireless/ath/ar5523/ar5523.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c index 815f8f599f5d..5cac4a6452db 100644 --- a/drivers/net/wireless/ath/ar5523/ar5523.c +++ b/drivers/net/wireless/ath/ar5523/ar5523.c @@ -1594,6 +1594,20 @@ static int ar5523_probe(struct usb_interface *intf, struct ar5523 *ar; int error = -ENOMEM; + static u8 bulk_ep_addr[] = { + AR5523_CMD_TX_PIPE | USB_DIR_OUT, + AR5523_DATA_TX_PIPE | USB_DIR_OUT, + AR5523_CMD_RX_PIPE | USB_DIR_IN, + AR5523_DATA_RX_PIPE | USB_DIR_IN, + 0}; + + if (!usb_check_bulk_endpoints(intf, bulk_ep_addr)) { + dev_err(&dev->dev, + "Could not find all expected endpoints\n"); + error = -ENODEV; + goto out; + } + /* * Load firmware if the device requires it. This will return * -ENXIO on success and we'll get called back afer the usb
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