Commit c09c7237 authored by Stefano Brivio's avatar Stefano Brivio Committed by David S. Miller
Browse files

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: default avatarMichael Buesch <mb@bu3sch.de>
Signed-off-by: default avatarStefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent f99b751f
......@@ -496,6 +496,8 @@ static void *rate_control_pid_alloc_sta(void *priv, gfp_t gfp)
if (spinfo == NULL)
return NULL;
spinfo->last_sample = jiffies;
#ifdef CONFIG_MAC80211_DEBUGFS
spin_lock_init(&spinfo->events.lock);
init_waitqueue_head(&spinfo->events.waitqueue);
......
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