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udev: net_id - skip stacked network devices

This commit is contained in:
Kay Sievers 2013-01-08 14:54:12 +01:00
parent dee4c24425
commit 72bc96f078
1 changed files with 11 additions and 0 deletions
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11
src/udev/udev-builtin-net_id.c
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@ -366,6 +366,7 @@ static int ieee_oui(struct udev_device *dev, struct netnames *names, bool test)
static int builtin_net_id(struct udev_device *dev, int argc, char *argv[], bool test) {
const char *s;
const char *p;
unsigned int i;
const char *devtype;
const char *prefix = "en";
@ -380,6 +381,16 @@ static int builtin_net_id(struct udev_device *dev, int argc, char *argv[], bool
if (i != 1)
return 0;
/* skip stacked devices, like VLANs, ... */
s = udev_device_get_sysattr_value(dev, "ifindex");
if (!s)
return EXIT_FAILURE;
p = udev_device_get_sysattr_value(dev, "iflink");
if (!p)
return EXIT_FAILURE;
if (strcmp(s, p) != 0)
return 0;
devtype = udev_device_get_devtype(dev);
if (devtype) {
if (streq("wlan", devtype))