diff options
Diffstat (limited to 'drivers/base/core.c')
| -rw-r--r-- | drivers/base/core.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index a7391a30cb2..8a428b51089 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -283,15 +283,21 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj, const char *tmp; const char *name; umode_t mode = 0; + uid_t uid = 0; + gid_t gid = 0; add_uevent_var(env, "MAJOR=%u", MAJOR(dev->devt)); add_uevent_var(env, "MINOR=%u", MINOR(dev->devt)); - name = device_get_devnode(dev, &mode, &tmp); + name = device_get_devnode(dev, &mode, &uid, &gid, &tmp); if (name) { add_uevent_var(env, "DEVNAME=%s", name); - kfree(tmp); if (mode) add_uevent_var(env, "DEVMODE=%#o", mode & 0777); + if (uid) + add_uevent_var(env, "DEVUID=%u", uid); + if (gid) + add_uevent_var(env, "DEVGID=%u", gid); + kfree(tmp); } } @@ -1281,6 +1287,8 @@ static struct device *next_device(struct klist_iter *i) * device_get_devnode - path of device node file * @dev: device * @mode: returned file access mode + * @uid: returned file owner + * @gid: returned file group * @tmp: possibly allocated string * * Return the relative path of a possible device node. @@ -1289,7 +1297,8 @@ static struct device *next_device(struct klist_iter *i) * freed by the caller. */ const char *device_get_devnode(struct device *dev, - umode_t *mode, const char **tmp) + umode_t *mode, uid_t *uid, gid_t *gid, + const char **tmp) { char *s; @@ -1297,7 +1306,7 @@ const char *device_get_devnode(struct device *dev, /* the device type may provide a specific name */ if (dev->type && dev->type->devnode) - *tmp = dev->type->devnode(dev, mode); + *tmp = dev->type->devnode(dev, mode, uid, gid); if (*tmp) return *tmp; |