1 files changed, 9 insertions, 6 deletions

diff --git a/networking/ifplugd.c b/networking/ifplugd.c
index c9f603f2c..62bc9d6d5 100644
--- a/networking/ifplugd.c
+++ b/networking/ifplugd.c
@@ -9,6 +9,7 @@
 #include "libbb.h"
 
 #include <linux/if.h>
+#include <linux/mii.h>
 #include <linux/ethtool.h>
 #include <net/ethernet.h>
 #include <linux/netlink.h>
@@ -310,6 +311,7 @@ static void maybe_up_new_iface(void)
 static smallint detect_link_mii(void)
 {
         struct ifreq ifreq;
+        struct mii_ioctl_data *mii = (void *)&ifreq.ifr_data;
 
         set_ifreq_to_ifname(&ifreq);
 
@@ -318,20 +320,20 @@ static smallint detect_link_mii(void)
                 return IFSTATUS_ERR;
         }
 
-        ((unsigned short*)&ifreq.ifr_data)[1] = 1;
+        mii->reg_num = 1;
 
         if (network_ioctl(SIOCGMIIREG, &ifreq) < 0) {
                 bb_perror_msg("SIOCGMIIREG failed");
                 return IFSTATUS_ERR;
         }
 
-        return (((unsigned short*)&ifreq.ifr_data)[3] & 0x0004) ?
-                IFSTATUS_UP : IFSTATUS_DOWN;
+        return (mii->val_out & 0x0004) ? IFSTATUS_UP : IFSTATUS_DOWN;
 }
 
 static smallint detect_link_priv(void)
 {
         struct ifreq ifreq;
+        struct mii_ioctl_data *mii = (void *)&ifreq.ifr_data;
 
         set_ifreq_to_ifname(&ifreq);
 
@@ -340,15 +342,14 @@ static smallint detect_link_priv(void)
                 return IFSTATUS_ERR;
         }
 
-        ((unsigned short*) &ifreq.ifr_data)[1] = 1;
+        mii->reg_num = 1;
 
         if (network_ioctl(SIOCDEVPRIVATE+1, &ifreq) < 0) {
                 bb_perror_msg("SIOCDEVPRIVATE+1 failed");
                 return IFSTATUS_ERR;
         }
 
-        return (((unsigned short*)&ifreq.ifr_data)[3] & 0x0004) ?
-                IFSTATUS_UP : IFSTATUS_DOWN;
+        return (mii->val_out & 0x0004) ? IFSTATUS_UP : IFSTATUS_DOWN;
 }
 
 static smallint detect_link_ethtool(void)
@@ -591,6 +592,7 @@ static NOINLINE int netlink_open(void)
         return fd;
 }
 
+#if ENABLE_FEATURE_PIDFILE
 static NOINLINE pid_t read_pid(const char *filename)
 {
         int len;
@@ -604,6 +606,7 @@ static NOINLINE pid_t read_pid(const char *filename)
         }
         return 0;
 }
+#endif
 
 int ifplugd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int ifplugd_main(int argc UNUSED_PARAM, char **argv)