[PATH 2/6] driver_nl80211.c: Use customizable netlink callbacks

[Bernhard Michael]

This allows the use of NL_CB_VERBOSE or NL_CB_DEBUG.

Signed-off-by: Michael Bernhard <michael.bernhard at bfh.ch>
---
hostapd/driver_nl80211.c |   10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)

diff --git a/hostapd/driver_nl80211.c b/hostapd/driver_nl80211.c
index 887e0c6..0af6967 100644
--- a/hostapd/driver_nl80211.c
+++ b/hostapd/driver_nl80211.c
@@ -65,6 +65,7 @@ struct i802_driver_data {
    int we_version;
    struct nl_handle *nl_handle;
    struct nl_cache *nl_cache;
+    struct nl_cb *nl_cb;
    struct genl_family *nl80211;
    int dtim_period, beacon_int;
    unsigned int beacon_set:1;
@@ -1895,7 +1896,13 @@ static int i802_init_sockets(struct i802_driver_data *drv, const u8 *bssid)
    /*
     * initialise generic netlink and nl80211
     */
-    drv->nl_handle = nl_handle_alloc();
+    drv->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
+    if (!drv->nl_cb) {
+        printf("Failed to allocate netlink callbacks.\n");
+        return -1;
+    }
+
+    drv->nl_handle = nl_handle_alloc_cb(drv->nl_cb);
    if (!drv->nl_handle) {
        printf("Failed to allocate netlink handle.\n");
        return -1;
@@ -2330,6 +2337,7 @@ static void i802_deinit(void *priv)
    genl_family_put(drv->nl80211);
    nl_cache_free(drv->nl_cache);
    nl_handle_destroy(drv->nl_handle);
+    nl_cb_put(drv->nl_cb);

    if (drv->if_indices != drv->default_if_indices)
        free(drv->if_indices);