X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fudev%2Fudev-builtin-net_id.c;h=96ac21c16771ff0f25cbb881e2e14049140f4e81;hb=9ec6e95b046de71c0198cb9d17acc5462dc76c74;hp=9ac07de7bd6953474f91011e20ad0dccc798b3e1;hpb=d4b687c96adf207f0878aebf3ce3371f6160687f;p=elogind.git

diff --git a/src/udev/udev-builtin-net_id.c b/src/udev/udev-builtin-net_id.c
index 9ac07de7b..96ac21c16 100644
--- a/src/udev/udev-builtin-net_id.c
+++ b/src/udev/udev-builtin-net_id.c
@@ -36,10 +36,9 @@
  *   b<number>                             -- BCMA bus core number
  *   ccw<name>                             -- CCW bus group name
  *   o<index>                              -- on-board device index number
- *   s<slot>[f<function>][d<dev_id>]       -- hotplug slot index number
- *   v<number>                             -- virtio number
+ *   s<slot>[f<function>][d<dev_port>]     -- hotplug slot index number
  *   x<MAC>                                -- MAC address
- *   [P<domain>]p<bus>s<slot>[f<function>][d<dev_id>]
+ *   [P<domain>]p<bus>s<slot>[f<function>][d<dev_port>]
  *                                         -- PCI geographical location
  *   [P<domain>]p<bus>s<slot>[f<function>][u<port>][..][c<config>][i<interface>]
  *                                         -- USB port number chain
@@ -95,6 +94,7 @@
 #include <string.h>
 #include <errno.h>
 #include <net/if.h>
+#include <net/if_arp.h>
 #include <linux/pci_regs.h>
 
 #include "udev.h"
@@ -123,7 +123,6 @@ struct netnames {
 
         char usb_ports[IFNAMSIZ];
         char bcma_core[IFNAMSIZ];
-        char virtio[IFNAMSIZ];
         char ccw_group[IFNAMSIZ];
 };
 
@@ -173,7 +172,7 @@ out:
 
 static int dev_pci_slot(struct udev_device *dev, struct netnames *names) {
         struct udev *udev = udev_device_get_udev(names->pcidev);
-        unsigned domain, bus, slot, func, dev_id = 0;
+        unsigned domain, bus, slot, func, dev_port = 0;
         size_t l;
         char *s;
         const char *attr;
@@ -187,9 +186,9 @@ static int dev_pci_slot(struct udev_device *dev, struct netnames *names) {
                 return -ENOENT;
 
         /* kernel provided multi-device index */
-        attr = udev_device_get_sysattr_value(dev, "dev_id");
+        attr = udev_device_get_sysattr_value(dev, "dev_port");
         if (attr)
-                dev_id = strtol(attr, NULL, 16);
+                dev_port = strtol(attr, NULL, 10);
 
         /* compose a name based on the raw kernel's PCI bus, slot numbers */
         s = names->pci_path;
@@ -199,8 +198,8 @@ static int dev_pci_slot(struct udev_device *dev, struct netnames *names) {
         l = strpcpyf(&s, l, "p%ds%d", bus, slot);
         if (func > 0 || is_pci_multifunction(names->pcidev))
                 l = strpcpyf(&s, l, "f%d", func);
-        if (dev_id > 0)
-                l = strpcpyf(&s, l, "d%d", dev_id);
+        if (dev_port > 0)
+                l = strpcpyf(&s, l, "d%d", dev_port);
         if (l == 0)
                 names->pci_path[0] = '\0';
 
@@ -249,8 +248,8 @@ static int dev_pci_slot(struct udev_device *dev, struct netnames *names) {
                 l = strpcpyf(&s, l, "s%d", hotplug_slot);
                 if (func > 0 || is_pci_multifunction(names->pcidev))
                         l = strpcpyf(&s, l, "f%d", func);
-                if (dev_id > 0)
-                        l = strpcpyf(&s, l, "d%d", dev_id);
+                if (dev_port > 0)
+                        l = strpcpyf(&s, l, "d%d", dev_port);
                 if (l == 0)
                         names->pci_path[0] = '\0';
         }
@@ -351,24 +350,6 @@ static int names_bcma(struct udev_device *dev, struct netnames *names) {
         return 0;
 }
 
-static int names_virtio(struct udev_device *dev, struct netnames *names) {
-        struct udev_device *virtdev;
-        unsigned int num;
-
-        virtdev = udev_device_get_parent_with_subsystem_devtype(dev, "virtio", NULL);
-        if (!virtdev)
-                return -ENOENT;
-
-        if (sscanf(udev_device_get_sysname(virtdev), "virtio%u", &num) != 1)
-                return -EINVAL;
-        /* suppress the common num == 0 */
-        if (num > 0)
-                snprintf(names->virtio, sizeof(names->virtio), "v%u", num);
-
-        names->type = NET_VIRTIO;
-        return 0;
-}
-
 static int names_ccw(struct  udev_device *dev, struct netnames *names) {
         struct udev_device *cdev;
         const char *bus_id;
@@ -471,10 +452,10 @@ static int builtin_net_id(struct udev_device *dev, int argc, char *argv[], bool
                 return EXIT_FAILURE;
         i = strtoul(s, NULL, 0);
         switch (i) {
-        case 1: /* ARPHRD_ETHER */
+        case ARPHRD_ETHER:
                 prefix = "en";
                 break;
-        case 256: /* ARPHRD_SLIP */
+        case ARPHRD_SLIP:
                 prefix = "sl";
                 break;
         default:
@@ -577,22 +558,6 @@ static int builtin_net_id(struct udev_device *dev, int argc, char *argv[], bool
                                 udev_builtin_add_property(dev, test, "ID_NET_NAME_SLOT", str);
                 goto out;
         }
-
-        /* virtio bus */
-        err = names_virtio(dev, &names);
-        if (err >= 0 && names.type == NET_VIRTIO) {
-                char str[IFNAMSIZ];
-
-                if (names.pci_path[0])
-                        if (snprintf(str, sizeof(str), "%s%s%s", prefix, names.pci_path, names.virtio) < (int)sizeof(str))
-                                udev_builtin_add_property(dev, test, "ID_NET_NAME_PATH", str);
-
-                if (names.pci_slot[0])
-                        if (snprintf(str, sizeof(str), "%s%s%s", prefix, names.pci_slot, names.virtio) < (int)sizeof(str))
-                                udev_builtin_add_property(dev, test, "ID_NET_NAME_SLOT", str);
-                goto out;
-        }
-
 out:
         return EXIT_SUCCESS;
 }