diff options
Diffstat (limited to 'src/udev/net/link-config.c')
| -rw-r--r-- | src/udev/net/link-config.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/src/udev/net/link-config.c b/src/udev/net/link-config.c index 4ff20e6d10..e2280f1f6b 100644 --- a/src/udev/net/link-config.c +++ b/src/udev/net/link-config.c @@ -279,9 +279,11 @@ static bool mac_is_random(struct udev_device *device) { unsigned type; int r; + /* if we can't get the assign type, assume it is not random */ s = udev_device_get_sysattr_value(device, "addr_assign_type"); if (!s) - return false; /* if we don't know, assume it is not random */ + return false; + r = safe_atou(s, &type); if (r < 0) return false; @@ -294,9 +296,11 @@ static bool should_rename(struct udev_device *device, bool respect_predictable) unsigned type; int r; + /* if we can't get the assgin type, assume we should rename */ s = udev_device_get_sysattr_value(device, "name_assign_type"); if (!s) - return true; /* if we don't know, assume we should rename */ + return true; + r = safe_atou(s, &type); if (r < 0) return true; @@ -304,14 +308,17 @@ static bool should_rename(struct udev_device *device, bool respect_predictable) switch (type) { case NET_NAME_USER: case NET_NAME_RENAMED: - return false; /* these were already named by userspace, do not touch again */ + /* these were already named by userspace, do not touch again */ + return false; case NET_NAME_PREDICTABLE: + /* the kernel claims to have given a predictable name */ if (respect_predictable) - return false; /* the kernel claims to have given a predictable name */ + return false; /* fall through */ case NET_NAME_ENUM: default: - return true; /* the name is known to be bad, or of an unknown type */ + /* the name is known to be bad, or of an unknown type */ + return true; } } @@ -333,8 +340,8 @@ static int get_mac(struct udev_device *device, bool want_random, } /* see eth_random_addr in the kernel */ - mac->ether_addr_octet[0] &= 0xfe; /* clear multicast bit */ - mac->ether_addr_octet[0] |= 0x02; /* set local assignment bit (IEEE802) */ + mac->ether_addr_octet[0] &= 0xfe; /* clear multicast bit */ + mac->ether_addr_octet[0] |= 0x02; /* set local assignment bit (IEEE802) */ return 0; } @@ -410,8 +417,8 @@ int link_config_apply(link_config_ctx *ctx, link_config *config, } if (should_rename(device, respect_predictable)) { + /* if not set by policy, fall back manually set name */ if (!new_name) - /* if not set by policy, fall back manually set name */ new_name = config->name; } else new_name = NULL; |