[PATCH] ieee80211: Fix time calculation, switching to use jiffies_to_msecs

tree b9cdd7058b787807655ea6f125e2adbf8d26c863
parent 85d9b2bddfcf3ed2eb4d061947c25c6a832891ab
author Zhu Yi <jketreno@io.(none)> 1124435212 -0500
committer James Ketrenos <jketreno@linux.intel.com> 1127312152 -0500

Fix time calculation, switching to use jiffies_to_msecs.

Signed-off-by: James Ketrenos <jketreno@linux.intel.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>

1 files changed, 7 insertions, 6 deletions

diff --git a/net/ieee80211/ieee80211_wx.c b/net/ieee80211/ieee80211_wx.c
index f88c8116a23c..df64bf3716b7 100644
--- a/net/ieee80211/ieee80211_wx.c
+++ b/net/ieee80211/ieee80211_wx.c
@@ -32,6 +32,7 @@
 
 #include <linux/kmod.h>
 #include <linux/module.h>
+#include <linux/jiffies.h>
 
 #include <net/ieee80211.h>
 #include <linux/wireless.h>
@@ -217,8 +218,8 @@ static inline char *ipw2100_translate_scan(struct ieee80211_device *ieee,
         iwe.cmd = IWEVCUSTOM;
         p = custom;
         p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
-                      " Last beacon: %lums ago",
-                      (jiffies - network->last_scanned) / (HZ / 100));
+                      " Last beacon: %dms ago",
+                      jiffies_to_msecs(jiffies - network->last_scanned));
         iwe.u.data.length = p - custom;
         if (iwe.u.data.length)
                 start = iwe_stream_add_point(start, stop, &iwe, custom);
@@ -248,13 +249,13 @@ int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
                         ev = ipw2100_translate_scan(ieee, ev, stop, network);
                 else
                         IEEE80211_DEBUG_SCAN("Not showing network '%s ("
-                                             MAC_FMT ")' due to age (%lums).\n",
+                                             MAC_FMT ")' due to age (%dms).\n",
                                              escape_essid(network->ssid,
                                                           network->ssid_len),
                                              MAC_ARG(network->bssid),
-                                             (jiffies -
-                                              network->last_scanned) / (HZ /
-                                                                        100));
+                                             jiffies_to_msecs(jiffies -
+                                                              network->
+                                                              last_scanned));
         }
 
         spin_unlock_irqrestore(&ieee->lock, flags);