ifc_set_mtu.diff

From e289a7f5e1acf9557e7bc25c6f2642619c310849 Mon Sep 17 00:00:00 2001
From: Pawit Pornkitprasan <p.pawit@gmail.com>
Date: Fri, 12 Apr 2013 11:40:15 +0700
Subject: [PATCH] libnetutils: add ifc_set_mtu

Change-Id: I3031e9ee38583648350f2c46baa7a9a714b9ea1e
---
 libnetutils/ifc_utils.c |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/libnetutils/ifc_utils.c b/libnetutils/ifc_utils.c
index 240b5f3..4741651 100644
--- a/libnetutils/ifc_utils.c
+++ b/libnetutils/ifc_utils.c
@@ -985,3 +985,19 @@ int ifc_get_mtu(const char *name, int *mtuSz)
 
     return -1;
 }
+
+// Required for Broadcom RILD
+int ifc_set_mtu(const char *name, int mtuSz)
+{
+    struct ifreq ifr;
+    int ret;
+    ifc_init_ifr(name, &ifr);
+    ifr.ifr_mtu = mtuSz;
+
+    ret = ioctl(ifc_ctl_sock, SIOCSIFMTU, &ifr);
+    if (ret < 0) {
+        printerr("ifc_set_mtu: SIOCSIFMTU failed: %d\n", ret);
+    }
+
+    return ret;
+}
-- 
1.7.3.4

I m beginnier. Can u tell me how to do this..plz..