USB: CP2101 Reduce Error Logging

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From: Linux Kernel Mailing List
Date: Thursday, March 26, 2009 - 12:30 pm

Gitweb:     http://git.kernel.org/linus/97324955c62aaa104edea2ef4370dc8882a5ab82
Commit:     97324955c62aaa104edea2ef4370dc8882a5ab82
Parent:     ef8b6bcb39559d956f897acf7ebe600d5105d479
Author:     Craig Shelley <craig@microtron.org.uk>
AuthorDate: Thu Feb 26 22:21:51 2009 +0000
Committer:  Greg Kroah-Hartman <gregkh@suse.de>
CommitDate: Tue Mar 24 16:20:44 2009 -0700

    USB: CP2101 Reduce Error Logging
    
    This patch lowers the logging priority of certain messages to prevent
    users from flooding the log files.
    
    Signed-off-by: Craig Shelley <craig@microtron.org.uk>
    Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 drivers/usb/serial/cp2101.c |   19 +++++++------------
 1 files changed, 7 insertions(+), 12 deletions(-)

diff --git a/drivers/usb/serial/cp2101.c b/drivers/usb/serial/cp2101.c
index 9b56e35..2f23d06 100644
--- a/drivers/usb/serial/cp2101.c
+++ b/drivers/usb/serial/cp2101.c
@@ -11,10 +11,6 @@
  * thanks to Karl Hiramoto karl@hiramoto.org. RTSCTS hardware flow
  * control thanks to Munir Nassar nassarmu@real-time.com
  *
- * Outstanding Issues:
- *  Buffers are not flushed when the port is opened.
- *  Multiple calls to write() may fail with "Resource temporarily unavailable"
- *
  */
 
 #include <linux/kernel.h>
@@ -225,7 +221,7 @@ static int cp2101_get_config(struct usb_serial_port *port, u8 request,
 	kfree(buf);
 
 	if (result != size) {
-		dev_err(&port->dev, "%s - Unable to send config request, "
+		dbg("%s - Unable to send config request, "
 				"request=0x%x size=%d result=%d\n",
 				__func__, request, size, result);
 		return -EPROTO;
@@ -276,7 +272,7 @@ static int cp2101_set_config(struct usb_serial_port *port, u8 request,
 	kfree(buf);
 
 	if ((size > 2 && result != size) || result < 0) {
-		dev_err(&port->dev, "%s - Unable to send request, "
+		dbg("%s - Unable to send request, "
 				"request=0x%x size=%d result=%d\n",
 				__func__, request, size, result);
 		return -EPROTO;
@@ -566,8 +562,7 @@ static ...
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