ip: drop unnecessary fallback to ioctl for tx queue length

Kernel has been reporting TxQ length with netlink since
the 2.5 so the ioctl path is dead code.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

diff --git a/ip/ipaddress.c b/ip/ipaddress.c
index 7e4cb77c405ba5135afc04cd158d798db527b576..6fa02c77340cd39d3aa0e73fc1a3b6985597779f 100644 (file)
--- a/ip/ipaddress.c
+++ b/ip/ipaddress.c
@@ -159,30 +159,11 @@ int get_operstate(const char *name)
 
 static void print_queuelen(FILE *f, struct rtattr *tb[IFLA_MAX + 1])
 {
-       int qlen;
+       if (tb[IFLA_TXQLEN]) {
+               __u32 qlen = rta_getattr_u32(tb[IFLA_TXQLEN]);
 
-       if (tb[IFLA_TXQLEN])
-               qlen = rta_getattr_u32(tb[IFLA_TXQLEN]);
-       else {
-               struct ifreq ifr = {};
-               int s = socket(AF_INET, SOCK_STREAM, 0);
-
-               if (s < 0)
-                       return;
-
-               strcpy(ifr.ifr_name, rta_getattr_str(tb[IFLA_IFNAME]));
-               if (ioctl(s, SIOCGIFTXQLEN, &ifr) < 0) {
-                       fprintf(stderr,
-                               "ioctl(SIOCGIFTXQLEN) failed: %s\n",
-                               strerror(errno));
-                       close(s);
-                       return;
-               }
-               close(s);
-               qlen = ifr.ifr_qlen;
+               print_uint(PRINT_ANY, "txqlen", "qlen %u", qlen);
        }
-       if (qlen)
-               print_int(PRINT_ANY, "txqlen", "qlen %d", qlen);
 }
 
 static const char *link_modes[] = {