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Date:   Wed, 6 Dec 2017 17:13:25 +0100
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-usb@...r.kernel.org, Alan Stern <stern@...land.harvard.edu>,
        Daniel Drake <drake@...lessm.com>,
        Dmitry Fleytman <dmitry@...nix.com>,
        Eugene Korenevsky <ekorenevsky@...il.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Günter Röck <linux@...ck-us.net>,
        Johan Hovold <johan@...nel.org>,
        Mathias Nyman <mathias.nyman@...ux.intel.com>,
        Peter Chen <peter.chen@....com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH] USB: hub: Delete an error message for a failed memory
 allocation in usb_hub_clear_tt_buffer()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Wed, 6 Dec 2017 17:00:18 +0100

Omit an extra message for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/usb/core/hub.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 7ccdd3d4db84..9fbb908e9552 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -829,7 +829,6 @@ int usb_hub_clear_tt_buffer(struct urb *urb)
 	 */
 	clear = kmalloc(sizeof *clear, GFP_ATOMIC);
 	if (clear == NULL) {
-		dev_err(&udev->dev, "can't save CLEAR_TT_BUFFER state\n");
 		/* FIXME recover somehow ... RESET_TT? */
 		return -ENOMEM;
 	}
-- 
2.15.1

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