linux-kernel - [PATCH 10/10] NTB: Multiple NTB client fix

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon,  6 May 2013 18:55:29 -0700
From:	Jon Mason <jon.mason@...el.com>
To:	linux-kernel@...r.kernel.org
Cc:	Dave Jiang <dave.jiang@...el.com>
Subject: [PATCH 10/10] NTB: Multiple NTB client fix

Fix issue with adding multiple ntb client devices to the ntb virtual
bus.  Previously, multiple devices would be added with the same name,
resulting in crashes.  To get around this issue, add a unique number to
the device when it is added.

Signed-off-by: Jon Mason <jon.mason@...el.com>
---
 drivers/ntb/ntb_transport.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c
index 583a7d3..f8d7081 100644
--- a/drivers/ntb/ntb_transport.c
+++ b/drivers/ntb/ntb_transport.c
@@ -300,7 +300,7 @@ int ntb_register_client_dev(char *device_name)
 {
 	struct ntb_transport_client_dev *client_dev;
 	struct ntb_transport *nt;
-	int rc;
+	int rc, i = 0;
 
 	if (list_empty(&ntb_transport_list))
 		return -ENODEV;
@@ -318,7 +318,7 @@ int ntb_register_client_dev(char *device_name)
 		dev = &client_dev->dev;
 
 		/* setup and register client devices */
-		dev_set_name(dev, "%s", device_name);
+		dev_set_name(dev, "%s%d", device_name, i);
 		dev->bus = &ntb_bus_type;
 		dev->release = ntb_client_release;
 		dev->parent = &ntb_query_pdev(nt->ndev)->dev;
@@ -330,6 +330,7 @@ int ntb_register_client_dev(char *device_name)
 		}
 
 		list_add_tail(&client_dev->entry, &nt->client_devs);
+		i++;
 	}
 
 	return 0;
-- 
1.7.9.5

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/