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authorJohannes Berg <johannes.berg@intel.com>2013-07-29 23:07:43 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-08-29 09:47:29 -0700
commite0f23666f0d04cf80c18fdc7ad762d1a55187d9c (patch)
treec8c538e7a4987fbbe0530b6b61aebb34fe25f707 /net
parent6904756d54d4f98a9f835ed9cbc3f149ef7ac678 (diff)
downloadvexpress-lsk-e0f23666f0d04cf80c18fdc7ad762d1a55187d9c.tar.gz
mac80211: don't wait for TX status forever
commit cb236d2d713cff83d024a82b836757d9e2b50715 upstream. TX status notification can get lost, or the frames could get stuck on the queue, so don't wait for the callback from the driver forever and instead time out after half a second. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Luciano Coelho <luciano.coelho@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/mlme.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 55a42f9c4f3..5b4328dcbe4 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -31,10 +31,12 @@
#include "led.h"
#define IEEE80211_AUTH_TIMEOUT (HZ / 5)
+#define IEEE80211_AUTH_TIMEOUT_LONG (HZ / 2)
#define IEEE80211_AUTH_TIMEOUT_SHORT (HZ / 10)
#define IEEE80211_AUTH_MAX_TRIES 3
#define IEEE80211_AUTH_WAIT_ASSOC (HZ * 5)
#define IEEE80211_ASSOC_TIMEOUT (HZ / 5)
+#define IEEE80211_ASSOC_TIMEOUT_LONG (HZ / 2)
#define IEEE80211_ASSOC_TIMEOUT_SHORT (HZ / 10)
#define IEEE80211_ASSOC_MAX_TRIES 3
@@ -3470,10 +3472,13 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
if (tx_flags == 0) {
auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT;
- ifmgd->auth_data->timeout_started = true;
+ auth_data->timeout_started = true;
run_again(ifmgd, auth_data->timeout);
} else {
- auth_data->timeout_started = false;
+ auth_data->timeout =
+ round_jiffies_up(jiffies + IEEE80211_AUTH_TIMEOUT_LONG);
+ auth_data->timeout_started = true;
+ run_again(ifmgd, auth_data->timeout);
}
return 0;
@@ -3510,7 +3515,11 @@ static int ieee80211_do_assoc(struct ieee80211_sub_if_data *sdata)
assoc_data->timeout_started = true;
run_again(&sdata->u.mgd, assoc_data->timeout);
} else {
- assoc_data->timeout_started = false;
+ assoc_data->timeout =
+ round_jiffies_up(jiffies +
+ IEEE80211_ASSOC_TIMEOUT_LONG);
+ assoc_data->timeout_started = true;
+ run_again(&sdata->u.mgd, assoc_data->timeout);
}
return 0;