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authorStefano Brivio <stefano.brivio@polimi.it>2008-01-16 18:38:29 -0500
committerDavid S. Miller <davem@davemloft.net>2008-01-28 18:10:43 -0500
commitc09c7237eadc65916305835ca1e3ee8a03f01159 (patch)
tree03aee8909af07d4f5566957e1a402dfd3242d543 /net/mac80211
parentf99b751fca5b16bea53c0d6724935e1949350052 (diff)
rc80211-pid: fix last_sample initialization
Fix last_sample initialization. kzalloc'ing the per-STA data wasn't enough, as jiffies can assume negative values as well. This fixes a bug which prevented correct PID operation for a while after booting. Thanks to Michael Buesch for reporting this. Reported-and-tested-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/rc80211_pid_algo.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/mac80211/rc80211_pid_algo.c b/net/mac80211/rc80211_pid_algo.c
index 962286d893d6..554c4baed6fb 100644
--- a/net/mac80211/rc80211_pid_algo.c
+++ b/net/mac80211/rc80211_pid_algo.c
@@ -496,6 +496,8 @@ static void *rate_control_pid_alloc_sta(void *priv, gfp_t gfp)
496 if (spinfo == NULL) 496 if (spinfo == NULL)
497 return NULL; 497 return NULL;
498 498
499 spinfo->last_sample = jiffies;
500
499#ifdef CONFIG_MAC80211_DEBUGFS 501#ifdef CONFIG_MAC80211_DEBUGFS
500 spin_lock_init(&spinfo->events.lock); 502 spin_lock_init(&spinfo->events.lock);
501 init_waitqueue_head(&spinfo->events.waitqueue); 503 init_waitqueue_head(&spinfo->events.waitqueue);