fix the exit status for the proto-shell task, use WEXITSTATUS

[project/netifd.git] / system-linux.c

diff --git a/system-linux.c b/system-linux.c
index e313cbc..8b9189d 100644 (file)
--- a/system-linux.c
+++ b/system-linux.c
@@ -101,7 +101,7 @@ static void system_set_sysctl(const char *path, const char *val)
 
 static void system_set_dev_sysctl(const char *path, const char *device, const char *val)
 {
-       char buf[256];
+       static char buf[256];
 
        snprintf(buf, sizeof(buf), path, val);
        system_set_sysctl(buf, val);
@@ -367,9 +367,12 @@ out:
  */
 void system_if_clear_state(struct device *dev)
 {
-       char buf[256];
+       static char buf[256];
        char *bridge;
 
+       if (dev->external)
+               return;
+
        dev->ifindex = system_if_resolve(dev);
        if (!dev->ifindex)
                return;
@@ -562,7 +565,17 @@ static int system_addr(struct device *dev, struct device_addr *addr, int cmd)
                .ifa_index = dev->ifindex,
        };
 
-       struct nl_msg *msg = nlmsg_alloc_simple(cmd, 0);
+       struct nl_msg *msg;
+
+       dev = addr->device;
+       if (dev) {
+               if (!dev->ifindex)
+                       return -1;
+
+               ifa.ifa_index = dev->ifindex;
+       }
+
+       msg = nlmsg_alloc_simple(cmd, 0);
        if (!msg)
                return -1;
 
@@ -586,6 +599,7 @@ static int system_rt(struct device *dev, struct device_route *route, int cmd)
        int alen = ((route->flags & DEVADDR_FAMILY) == DEVADDR_INET4) ? 4 : 16;
        bool have_gw;
        unsigned int flags = 0;
+       int ifindex = dev->ifindex;
 
        if (alen == 4)
                have_gw = !!route->nexthop.in.s_addr;
@@ -606,11 +620,20 @@ static int system_rt(struct device *dev, struct device_route *route, int cmd)
                .rtm_scope = scope,
                .rtm_type = (cmd == RTM_DELROUTE) ? 0: RTN_UNICAST,
        };
+       struct nl_msg *msg;
 
        if (cmd == RTM_NEWROUTE)
                flags |= NLM_F_CREATE | NLM_F_REPLACE;
 
-       struct nl_msg *msg = nlmsg_alloc_simple(cmd, flags);
+       dev = route->device;
+       if (dev) {
+               if (!dev->ifindex)
+                       return -1;
+
+               ifindex = dev->ifindex;
+       }
+
+       msg = nlmsg_alloc_simple(cmd, flags);
        if (!msg)
                return -1;
 
@@ -623,7 +646,7 @@ static int system_rt(struct device *dev, struct device_route *route, int cmd)
                nla_put(msg, RTA_GATEWAY, alen, &route->nexthop);
 
        if (route->flags & DEVADDR_DEVICE)
-               nla_put_u32(msg, RTA_OIF, dev->ifindex);
+               nla_put_u32(msg, RTA_OIF, ifindex);
 
        return system_rtnl_call(msg);
 }