linux-kernel - [PATCH AUTOSEL 4.14 06/46] usbip: vhci_hcd: update 'status' file header and format

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Message-Id: <20181025141053.213330-6-sashal@kernel.org>
Date:   Thu, 25 Oct 2018 10:10:13 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     stable@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Shuah Khan <shuahkh@....samsung.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH AUTOSEL 4.14 06/46] usbip: vhci_hcd: update 'status' file header and format

From: Shuah Khan <shuahkh@....samsung.com>

[ Upstream commit 5468099c747240ed97dbb34340fece8ca87be34f ]

Commit 2f2d0088eb93
("usbip: prevent vhci_hcd driver from leaking a socket pointer address")
in the /sys/devices/platform/vhci_hcd/status.

Fix the header and field alignment to reflect the changes and make it
easier to read.

Signed-off-by: Shuah Khan <shuahkh@....samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/usb/usbip/vhci_sysfs.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/usb/usbip/vhci_sysfs.c b/drivers/usb/usbip/vhci_sysfs.c
index 4a22a9f06d96..eb7898353457 100644
--- a/drivers/usb/usbip/vhci_sysfs.c
+++ b/drivers/usb/usbip/vhci_sysfs.c
@@ -34,10 +34,10 @@
 
 /*
  * output example:
- * hub port sta spd dev       sockfd    local_busid
- * hs  0000 004 000 00000000  3         1-2.3
+ * hub port sta spd dev       sockfd local_busid
+ * hs  0000 004 000 00000000  000003 1-2.3
  * ................................................
- * ss  0008 004 000 00000000  4         2-3.4
+ * ss  0008 004 000 00000000  000004 2-3.4
  * ................................................
  *
  * Output includes socket fd instead of socket pointer address to avoid
@@ -61,13 +61,13 @@ static void port_show_vhci(char **out, int hub, int port, struct vhci_device *vd
 	if (vdev->ud.status == VDEV_ST_USED) {
 		*out += sprintf(*out, "%03u %08x ",
 				      vdev->speed, vdev->devid);
-		*out += sprintf(*out, "%u %s",
+		*out += sprintf(*out, "%06u %s",
 				      vdev->ud.sockfd,
 				      dev_name(&vdev->udev->dev));
 
 	} else {
 		*out += sprintf(*out, "000 00000000 ");
-		*out += sprintf(*out, "0000000000000000 0-0");
+		*out += sprintf(*out, "000000 0-0");
 	}
 
 	*out += sprintf(*out, "\n");
@@ -165,7 +165,7 @@ static ssize_t status_show(struct device *dev,
 	int pdev_nr;
 
 	out += sprintf(out,
-		       "hub port sta spd dev      socket           local_busid\n");
+		       "hub port sta spd dev      sockfd local_busid\n");
 
 	pdev_nr = status_name_to_id(attr->attr.name);
 	if (pdev_nr < 0)
-- 
2.17.1