Commit 835bd2b5 authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman
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USB: legousbtower: drop noisy disconnect messages 



User space already sees -ENODEV in case it tries to do I/O post
disconnect, no need to spam the logs with printk messages that don't
even include any device-id information.

Signed-off-by: default avatarJohan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/20191105084152.16322-6-johan@kernel.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent b5a80252

drivers/usb/misc/legousbtower.c

+0 −2
Original line number Diff line number Diff line
@@ -540,7 +540,6 @@ static ssize_t tower_read (struct file *file, char __user *buffer, size_t count, 
	/* verify that the device wasn't unplugged */

	if (dev->disconnected) {

		retval = -ENODEV;

		pr_err("No device or device unplugged %d\n", retval);

		goto unlock_exit;

	}
@@ -626,7 +625,6 @@ static ssize_t tower_write (struct file *file, const char __user *buffer, size_t 
	/* verify that the device wasn't unplugged */

	if (dev->disconnected) {

		retval = -ENODEV;

		pr_err("No device or device unplugged %d\n", retval);

		goto unlock_exit;

	}

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