This is a note to let you know that I've just added the patch titled
USB: legotower: fix logical error in recent commit
to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch.
The patch will show up in the next release of the linux-next tree (usually sometime within the next 24 hours during the week.)
The patch will also be merged in the next major kernel release during the merge window.
If you have any questions about this process, please let me know.
From b175d273d4e4100b66e68f0675fef7a3c07a7957 Mon Sep 17 00:00:00 2001
From: Alan Stern stern@rowland.harvard.edu Date: Tue, 8 Dec 2020 11:30:42 -0500 Subject: USB: legotower: fix logical error in recent commit
Commit d9f0d82f06c6 ("USB: legousbtower: use usb_control_msg_recv()") contained an elementary logical error. The check of the return code from the new usb_control_msg_recv() function was inverted.
Reported-and-tested-by: syzbot+9be25235b7a69b24d117@syzkaller.appspotmail.com Signed-off-by: Alan Stern stern@rowland.harvard.edu Link: https://lore.kernel.org/r/20201208163042.GD1298255@rowland.harvard.edu Fixes: d9f0d82f06c6 ("USB: legousbtower: use usb_control_msg_recv()") Cc: stable stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/usb/misc/legousbtower.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c index ba655b4af4fc..1c9e09138c10 100644 --- a/drivers/usb/misc/legousbtower.c +++ b/drivers/usb/misc/legousbtower.c @@ -797,7 +797,7 @@ static int tower_probe(struct usb_interface *interface, const struct usb_device_ &get_version_reply, sizeof(get_version_reply), 1000, GFP_KERNEL); - if (!result) { + if (result) { dev_err(idev, "get version request failed: %d\n", result); retval = result; goto error;