diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/core.c | 5 | ||||
| -rw-r--r-- | drivers/base/driver.c | 5 |
2 files changed, 9 insertions, 1 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index 7de543d1d0b..24198ad0197 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -19,6 +19,7 @@ #include <linux/kdev_t.h> #include <linux/notifier.h> #include <linux/genhd.h> +#include <linux/kallsyms.h> #include <asm/semaphore.h> #include "base.h" @@ -68,6 +69,10 @@ static ssize_t dev_attr_show(struct kobject *kobj, struct attribute *attr, if (dev_attr->show) ret = dev_attr->show(dev, dev_attr, buf); + if (ret >= (ssize_t)PAGE_SIZE) { + print_symbol("dev_attr_show: %s returned bad count\n", + (unsigned long)dev_attr->show); + } return ret; } diff --git a/drivers/base/driver.c b/drivers/base/driver.c index bf31a0170a4..9a6537f1440 100644 --- a/drivers/base/driver.c +++ b/drivers/base/driver.c @@ -133,6 +133,7 @@ int driver_add_kobj(struct device_driver *drv, struct kobject *kobj, { va_list args; char *name; + int ret; va_start(args, fmt); name = kvasprintf(GFP_KERNEL, fmt, args); @@ -141,7 +142,9 @@ int driver_add_kobj(struct device_driver *drv, struct kobject *kobj, if (!name) return -ENOMEM; - return kobject_add(kobj, &drv->p->kobj, "%s", name); + ret = kobject_add(kobj, &drv->p->kobj, "%s", name); + kfree(name); + return ret; } EXPORT_SYMBOL_GPL(driver_add_kobj); |