diff options
| -rw-r--r-- | drivers/base/bus.c | 12 | ||||
| -rw-r--r-- | drivers/base/core.c | 8 | ||||
| -rw-r--r-- | kernel/module.c | 6 |
3 files changed, 19 insertions, 7 deletions
diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 8bfd27ec73d6..b886b15cb53b 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -611,8 +611,10 @@ static void remove_probe_files(struct bus_type *bus) static ssize_t uevent_store(struct device_driver *drv, const char *buf, size_t count) { - kobject_synth_uevent(&drv->p->kobj, buf, count); - return count; + int rc; + + rc = kobject_synth_uevent(&drv->p->kobj, buf, count); + return rc ? rc : count; } static DRIVER_ATTR_WO(uevent); @@ -828,8 +830,10 @@ static void klist_devices_put(struct klist_node *n) static ssize_t bus_uevent_store(struct bus_type *bus, const char *buf, size_t count) { - kobject_synth_uevent(&bus->p->subsys.kobj, buf, count); - return count; + int rc; + + rc = kobject_synth_uevent(&bus->p->subsys.kobj, buf, count); + return rc ? rc : count; } static BUS_ATTR(uevent, S_IWUSR, NULL, bus_uevent_store); diff --git a/drivers/base/core.c b/drivers/base/core.c index e2285059161d..a4ced331bc50 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -1073,8 +1073,14 @@ out: static ssize_t uevent_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - if (kobject_synth_uevent(&dev->kobj, buf, count)) + int rc; + + rc = kobject_synth_uevent(&dev->kobj, buf, count); + + if (rc) { dev_err(dev, "uevent: failed to send synthetic uevent\n"); + return rc; + } return count; } diff --git a/kernel/module.c b/kernel/module.c index 49a405891587..0812a7f80fa7 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -1207,8 +1207,10 @@ static ssize_t store_uevent(struct module_attribute *mattr, struct module_kobject *mk, const char *buffer, size_t count) { - kobject_synth_uevent(&mk->kobj, buffer, count); - return count; + int rc; + + rc = kobject_synth_uevent(&mk->kobj, buffer, count); + return rc ? rc : count; } struct module_attribute module_uevent = |