From 70f2817a43c89b784dc2ec3d06ba5bf3064f8235 Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Fri, 29 Apr 2005 01:27:34 -0500 Subject: [PATCH] sysfs: (rest) if show/store is missing return -EIO sysfs: fix the rest of the kernel so if an attribute doesn't implement show or store method read/write will return -EIO instead of 0 or -EINVAL or -EPERM. Signed-off-by: Dmitry Torokhov Signed-off-by: Greg Kroah-Hartman --- drivers/cpufreq/cpufreq.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/cpufreq') diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 03b5fb2ddcf..bf62dfe4976 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -521,7 +521,7 @@ static ssize_t show(struct kobject * kobj, struct attribute * attr ,char * buf) policy = cpufreq_cpu_get(policy->cpu); if (!policy) return -EINVAL; - ret = fattr->show ? fattr->show(policy,buf) : 0; + ret = fattr->show ? fattr->show(policy,buf) : -EIO; cpufreq_cpu_put(policy); return ret; } @@ -535,7 +535,7 @@ static ssize_t store(struct kobject * kobj, struct attribute * attr, policy = cpufreq_cpu_get(policy->cpu); if (!policy) return -EINVAL; - ret = fattr->store ? fattr->store(policy,buf,count) : 0; + ret = fattr->store ? fattr->store(policy,buf,count) : -EIO; cpufreq_cpu_put(policy); return ret; } -- cgit v1.2.3