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Commit 24a85bae authored by Oliver Neukum's avatar Oliver Neukum Committed by Greg Kroah-Hartman
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USB: cdc-wdm: sanitize error returns 



wdm_flush() returns unsanitized USB error codes.
They must be cleaned up to before being anded to user space

Signed-off-by: default avatarOliver Neukum <oneukum@suse.de>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4212cd74

drivers/usb/class/cdc-wdm.c

+1 −1
Original line number Diff line number Diff line
@@ -531,7 +531,7 @@ static int wdm_flush(struct file *file, fl_owner_t id) 
		dev_err(&desc->intf->dev, "Error in flush path: %d\n",

			desc->werr);



	return desc->werr;

	return usb_translate_errors(desc->werr);

}



static unsigned int wdm_poll(struct file *file, struct poll_table_struct *wait)