From: Nikita Zhandarovich <n.zhandarovich@fintech.ru>
To: <syzbot+1bc2c2afd44f820a669f@syzkaller.appspotmail.com>
Cc: Nikita Zhandarovich <n.zhandarovich@fintech.ru>,
<syzkaller-bugs@googlegroups.com>, <linux-kernel@vger.kernel.org>
Subject: WARNING in ar5523_cmd/usb_submit_urb
Date: Fri, 5 Apr 2024 07:06:29 -0700 [thread overview]
Message-ID: <20240405140629.22663-1-n.zhandarovich@fintech.ru> (raw)
Enable endpoint checking.
#syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
---
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
next reply other threads:[~2024-04-05 14:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-05 14:06 Nikita Zhandarovich [this message]
2024-04-06 14:19 ` [syzbot] [usb?] [wireless?] WARNING in ar5523_cmd/usb_submit_urb syzbot
-- strict thread matches above, loose matches on Subject: below --
2024-04-07 13:00 Nikita Zhandarovich
2020-01-29 12:27 syzbot
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