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authorFenghua Yu <fenghua.yu@intel.com>2009-08-11 14:52:11 -0700
committerFenghua Yu <fenghua.yu@intel.com>2009-08-11 14:52:11 -0700
commit5359dffd4396f281c5b77de1acbee6fb1b333b23 (patch)
tree2f54bb01bc9c721636788a9ff5d4f47ee7c8fc9e
parentbf2a4c7270b9a22243a91ab5efcc47aaf997c66b (diff)
downloadblackbird-op-linux-5359dffd4396f281c5b77de1acbee6fb1b333b23.tar.gz
blackbird-op-linux-5359dffd4396f281c5b77de1acbee6fb1b333b23.zip
ia64/topology.c: exit cache_add_dev when kobject_init_and_add fails
Make cache_add_dev exit sysfs when kobject_init_and_add returns an error. Signed-off-by: Xiaotian Feng <dfeng@redhat.com> Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
-rw-r--r--arch/ia64/kernel/topology.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/ia64/kernel/topology.c b/arch/ia64/kernel/topology.c
index bc80dff1df7a..8f060352e129 100644
--- a/arch/ia64/kernel/topology.c
+++ b/arch/ia64/kernel/topology.c
@@ -372,6 +372,10 @@ static int __cpuinit cache_add_dev(struct sys_device * sys_dev)
retval = kobject_init_and_add(&all_cpu_cache_info[cpu].kobj,
&cache_ktype_percpu_entry, &sys_dev->kobj,
"%s", "cache");
+ if (unlikely(retval < 0)) {
+ cpu_cache_sysfs_exit(cpu);
+ return retval;
+ }
for (i = 0; i < all_cpu_cache_info[cpu].num_cache_leaves; i++) {
this_object = LEAF_KOBJECT_PTR(cpu,i);
@@ -385,7 +389,7 @@ static int __cpuinit cache_add_dev(struct sys_device * sys_dev)
}
kobject_put(&all_cpu_cache_info[cpu].kobj);
cpu_cache_sysfs_exit(cpu);
- break;
+ return retval;
}
kobject_uevent(&(this_object->kobj), KOBJ_ADD);
}
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