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iwlagn: fix priv->cfg->ht_params NULL pointer dereference 

This fix regression introduced by commit:

commit 15b3f3b006
Author: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Date:   Fri Jun 3 07:54:13 2011 -0700

    iwlagn: set smps mode after assoc for 1000 device

Also remove unneeded brackets on the way.

Address:
https://bugzilla.redhat.com/show_bug.cgi?id=744155

Cc: stable@kernel.org # 3.1+
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stanislaw Gruszka 2011-10-12 10:16:35 +02:00 committed by John W. Linville
parent f9a703e173
commit 107ef97a17
1 changed files with 2 additions and 2 deletions
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4
drivers/net/wireless/iwlwifi/iwl-agn-rxon.c
View File

@ -294,8 +294,8 @@ static int iwlagn_rxon_connect(struct iwl_priv *priv,
return ret;
}
if ((ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION) &&
priv->cfg->ht_params->smps_mode)
if (ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION &&
priv->cfg->ht_params && priv->cfg->ht_params->smps_mode)
ieee80211_request_smps(ctx->vif,
priv->cfg->ht_params->smps_mode);