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author | Yu Watanabe <watanabe.yu+github@gmail.com> | 2021-06-23 16:17:21 +0900 |
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committer | Yu Watanabe <watanabe.yu+github@gmail.com> | 2021-06-23 16:32:42 +0900 |
commit | 068b0f77289411ef9f92f5d701759e98145a06e4 (patch) | |
tree | b83817598242f8aecba5ae8fc85662d34c11f649 /src/udev/udev-event.c | |
parent | b4d885f0e861b2d1bb5a62311c61a96f5222b026 (diff) | |
download | systemd-068b0f77289411ef9f92f5d701759e98145a06e4.tar.gz |
udev: refuse invalid ifname earlier
Diffstat (limited to 'src/udev/udev-event.c')
-rw-r--r-- | src/udev/udev-event.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/udev/udev-event.c b/src/udev/udev-event.c index 8a01e2512e..b28089be71 100644 --- a/src/udev/udev-event.c +++ b/src/udev/udev-event.c @@ -17,6 +17,7 @@ #include "fd-util.h" #include "fs-util.h" #include "format-util.h" +#include "netif-naming-scheme.h" #include "netlink-util.h" #include "parse-util.h" #include "path-util.h" @@ -848,6 +849,12 @@ static int rename_netif(UdevEvent *event) { if (r < 0) return log_device_error_errno(dev, r, "Failed to get ifindex: %m"); + if (naming_scheme_has(NAMING_REPLACE_STRICTLY) && + !ifname_valid(event->name)) { + log_device_warning(dev, "Invalid network interface name, ignoring: %s", event->name); + return 0; + } + /* Set ID_RENAMING boolean property here, and drop it in the corresponding move uevent later. */ r = device_add_property(dev, "ID_RENAMING", "1"); if (r < 0) |