netdev - [PATCH net-next 5/8] net: dsa: allow switch drivers to cleanup their resources

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]

Message-Id: <1421099866-3184-6-git-send-email-f.fainelli@gmail.com>
Date:	Mon, 12 Jan 2015 13:57:43 -0800
From:	Florian Fainelli <f.fainelli@...il.com>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, buytenh@...tstofly.org,
	Florian Fainelli <f.fainelli@...il.com>
Subject: [PATCH net-next 5/8] net: dsa: allow switch drivers to cleanup their resources

Some switch drivers might request interrupts, remap register ranges,
allow such drivers to implement a "remove" callback doing just that.

Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
---
 include/net/dsa.h | 1 +
 net/dsa/dsa.c     | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/include/net/dsa.h b/include/net/dsa.h
index ed3c34bbb67a..cace02a4cbdd 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -192,6 +192,7 @@ struct dsa_switch_driver {
 	 */
 	char	*(*probe)(struct device *host_dev, int sw_addr);
 	int	(*setup)(struct dsa_switch *ds);
+	void	(*remove)(struct dsa_switch *ds);
 	int	(*set_addr)(struct dsa_switch *ds, u8 *addr);
 	u32	(*get_phy_flags)(struct dsa_switch *ds, int port);
 
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index df7ec066ac64..008a1a58cf0c 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -331,6 +331,8 @@ static void dsa_switch_destroy(struct dsa_switch *ds)
 
 	mdiobus_unregister(ds->slave_mii_bus);
 	mdiobus_free(ds->slave_mii_bus);
+	if (ds->drv->remove)
+		ds->drv->remove(ds);
 	kfree(ds);
 }
 
-- 
2.1.0

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html