diff options
| author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-01-30 08:44:08 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-01-30 08:44:08 -0800 |
| commit | ad2e62a038c392a3453712fbb42fd71faacc203a (patch) | |
| tree | 7dfbe54f308cf9da77232450dd5676fdbe5c9c3c /drivers | |
| parent | 51e6ed23fc95c3e710d8a98717924ccb2571aa66 (diff) | |
| parent | 3453c8478a228d9b374956ea99256163f1a0c88c (diff) | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/cpufreq
* master.kernel.org:/pub/scm/linux/kernel/git/davej/cpufreq:
[CPUFREQ] Remove unneeded errata workaround from p4-clockmod.
[CPUFREQ] check sysfs_create_link return value
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/cpufreq/cpufreq.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index d91330432ba..a45cc89e387 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -722,8 +722,13 @@ static int cpufreq_add_dev (struct sys_device * sys_dev) spin_unlock_irqrestore(&cpufreq_driver_lock, flags); dprintk("CPU already managed, adding link\n"); - sysfs_create_link(&sys_dev->kobj, - &managed_policy->kobj, "cpufreq"); + ret = sysfs_create_link(&sys_dev->kobj, + &managed_policy->kobj, + "cpufreq"); + if (ret) { + mutex_unlock(&policy->lock); + goto err_out_driver_exit; + } cpufreq_debug_enable_ratelimit(); mutex_unlock(&policy->lock); @@ -770,8 +775,12 @@ static int cpufreq_add_dev (struct sys_device * sys_dev) dprintk("CPU %u already managed, adding link\n", j); cpufreq_cpu_get(cpu); cpu_sys_dev = get_cpu_sysdev(j); - sysfs_create_link(&cpu_sys_dev->kobj, &policy->kobj, - "cpufreq"); + ret = sysfs_create_link(&cpu_sys_dev->kobj, &policy->kobj, + "cpufreq"); + if (ret) { + mutex_unlock(&policy->lock); + goto err_out_unregister; + } } policy->governor = NULL; /* to assure that the starting sequence is |