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[package] switch: fix switch-robo device reference counting

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Fix incorrect device reference counting by switch-robo.

Signed-off-by: George Kashperko <george@znau.edu.ua>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25619 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
florian 2011-02-20 17:24:15 +00:00
parent 560efaedc4
commit 48578aa816
2 changed files with 16 additions and 7 deletions
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4
package/switch/Makefile
View File

@ -1,5 +1,5 @@
# #
# Copyright (C) 2006 OpenWrt.org # Copyright (C) 2006-2011 OpenWrt.org
# #
# This is free software, licensed under the GNU General Public License v2. # This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information. # See /LICENSE for more information.
@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/kernel.mk include $(INCLUDE_DIR)/kernel.mk
PKG_NAME:=kmod-switch PKG_NAME:=kmod-switch
PKG_RELEASE:=3 PKG_RELEASE:=4
include $(INCLUDE_DIR)/package.mk include $(INCLUDE_DIR)/package.mk

19
package/switch/src/switch-robo.c
View File

@ -301,7 +301,7 @@ static int robo_probe(char *devname)
{ {
__u32 phyid; __u32 phyid;
unsigned int i; unsigned int i;
int err; int err = 1;
printk(KERN_INFO PFX "Probing device %s: ", devname); printk(KERN_INFO PFX "Probing device %s: ", devname);
strcpy(robo.ifr.ifr_name, devname); strcpy(robo.ifr.ifr_name, devname);
@ -331,7 +331,7 @@ static int robo_probe(char *devname)
(mii->phy_id != ROBO_PHY_ADDR_BCM63XX) && (mii->phy_id != ROBO_PHY_ADDR_BCM63XX) &&
(mii->phy_id != ROBO_PHY_ADDR_TG3)) { (mii->phy_id != ROBO_PHY_ADDR_TG3)) {
printk("Invalid phy address (%d)\n", mii->phy_id); printk("Invalid phy address (%d)\n", mii->phy_id);
return 1; goto done;
} }
robo.use_et = 0; robo.use_et = 0;
/* The robo has a fixed PHY address that is different from the /* The robo has a fixed PHY address that is different from the
@ -344,7 +344,7 @@ static int robo_probe(char *devname)
if (phyid == 0xffffffff || phyid == 0x55210022) { if (phyid == 0xffffffff || phyid == 0x55210022) {
printk("No Robo switch in managed mode found, phy_id = 0x%08x\n", phyid); printk("No Robo switch in managed mode found, phy_id = 0x%08x\n", phyid);
return 1; goto done;
} }
/* Get the device ID */ /* Get the device ID */
@ -361,11 +361,18 @@ static int robo_probe(char *devname)
robo_switch_reset(); robo_switch_reset();
err = robo_switch_enable(); err = robo_switch_enable();
if (err) if (err)
return err; goto done;
err = 0;
printk("found a 5%s%x!%s\n", robo.devid & 0xff00 ? "" : "3", robo.devid, printk("found a 5%s%x!%s\n", robo.devid & 0xff00 ? "" : "3", robo.devid,
robo.is_5350 ? " It's a 5350." : ""); robo.is_5350 ? " It's a 5350." : "");
return 0;
done:
if (err) {
dev_put(robo.dev);
robo.dev = NULL;
}
return err;
} }
@ -610,6 +617,8 @@ static int __init robo_init(void)
static void __exit robo_exit(void) static void __exit robo_exit(void)
{ {
switch_unregister_driver(DRIVER_NAME); switch_unregister_driver(DRIVER_NAME);
if (robo.dev)
dev_put(robo.dev);
kfree(robo.device); kfree(robo.device);
} }