diff options
Diffstat (limited to 'src/libudev')
| -rw-r--r-- | src/libudev/libudev-device.c | 34 |
1 files changed, 2 insertions, 32 deletions
diff --git a/src/libudev/libudev-device.c b/src/libudev/libudev-device.c index 05c5fbce98..6bb2e41510 100644 --- a/src/libudev/libudev-device.c +++ b/src/libudev/libudev-device.c @@ -1381,8 +1381,6 @@ _public_ const char *udev_device_get_sysattr_value(struct udev_device *udev_devi } if (S_ISLNK(statbuf.st_mode)) { - struct udev_device *dev; - /* * Some core links return only the last element of the target path, * these are just values, the paths should not be exposed. @@ -1398,17 +1396,6 @@ _public_ const char *udev_device_get_sysattr_value(struct udev_device *udev_devi goto out; } - /* resolve custom link to a device and return its syspath */ - if (!streq(sysattr, "device")) { - strscpyl(path, sizeof(path), udev_device->syspath, "/", sysattr, NULL); - dev = udev_device_new_from_syspath(udev_device->udev, path); - if (dev != NULL) { - list_entry = udev_list_entry_add(&udev_device->sysattr_value_list, sysattr, - udev_device_get_syspath(dev)); - val = udev_list_entry_get_value(list_entry); - udev_device_unref(dev); - } - } goto out; } @@ -1468,7 +1455,7 @@ _public_ int udev_device_set_sysattr_value(struct udev_device *udev_device, cons value_len = 0; else value_len = strlen(value); -restart: + strscpyl(path, sizeof(path), udev_device_get_syspath(dev), "/", sysattr, NULL); if (lstat(path, &statbuf) != 0) { udev_list_entry_add(&dev->sysattr_value_list, sysattr, NULL); @@ -1477,24 +1464,7 @@ restart: } if (S_ISLNK(statbuf.st_mode)) { - /* - * Cannot modify core link values - */ - if (streq(sysattr, "driver") || - streq(sysattr, "subsystem") || - streq(sysattr, "module")) { - ret = -EPERM; - } else if (!streq(sysattr, "device")) { - /* resolve custom link to a device */ - strscpyl(path, sizeof(path), udev_device->syspath, "/", sysattr, NULL); - dev = udev_device_new_from_syspath(udev_device->udev, path); - if (dev != NULL) - goto restart; - ret = -ENXIO; - } else { - /* Unhandled, to not try to modify anything */ - ret = -EINVAL; - } + ret = -EINVAL; goto out; } |