diff mbox series

[2/2] CDC-ACM: downgrade message to debug

Message ID 20210311130000.15652-3-oneukum@suse.com (mailing list archive)
State Accepted
Commit e4c77070ad45fc940af1d7fb1e637c349e848951
Headers show
Series CDC-ACM: fix circular dependency | expand

Commit Message

Oliver Neukum March 11, 2021, 1 p.m. UTC 
This failure is so common that logging an error here amounts
to spamming log files.

Signed-off-by: Oliver Neukum <oneukum@suse.com>
---
 drivers/usb/class/cdc-acm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index d684cf94b1c0..fd2fce072985 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -659,7 +659,8 @@  static void acm_port_dtr_rts(struct tty_port *port, int raise)
 
 	res = acm_set_control(acm, val);
 	if (res && (acm->ctrl_caps & USB_CDC_CAP_LINE))
-		dev_err(&acm->control->dev, "failed to set dtr/rts\n");
+		/* This is broken in too many devices to spam the logs */
+		dev_dbg(&acm->control->dev, "failed to set dtr/rts\n");
 }
 
 static int acm_port_activate(struct tty_port *port, struct tty_struct *tty)