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-rw-r--r--drivers/net/wireless/iwlwifi/dvm/debugfs.c3
-rw-r--r--drivers/net/wireless/iwlwifi/dvm/rs.c13
2 files changed, 11 insertions, 5 deletions
diff --git a/drivers/net/wireless/iwlwifi/dvm/debugfs.c b/drivers/net/wireless/iwlwifi/dvm/debugfs.c
index 46782f1102ac..a47b306b522c 100644
--- a/drivers/net/wireless/iwlwifi/dvm/debugfs.c
+++ b/drivers/net/wireless/iwlwifi/dvm/debugfs.c
@@ -124,6 +124,9 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file,
const struct fw_img *img;
size_t bufsz;
+ if (!iwl_is_ready_rf(priv))
+ return -EAGAIN;
+
/* default is to dump the entire data segment */
if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) {
priv->dbgfs_sram_offset = 0x800000;
diff --git a/drivers/net/wireless/iwlwifi/dvm/rs.c b/drivers/net/wireless/iwlwifi/dvm/rs.c
index 6fddd2785e6e..a82f46c10f5e 100644
--- a/drivers/net/wireless/iwlwifi/dvm/rs.c
+++ b/drivers/net/wireless/iwlwifi/dvm/rs.c
@@ -707,11 +707,14 @@ static int rs_toggle_antenna(u32 valid_ant, u32 *rate_n_flags,
*/
static bool rs_use_green(struct ieee80211_sta *sta)
{
- struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
- struct iwl_rxon_context *ctx = sta_priv->ctx;
-
- return (sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD) &&
- !(ctx->ht.non_gf_sta_present);
+ /*
+ * There's a bug somewhere in this code that causes the
+ * scaling to get stuck because GF+SGI can't be combined
+ * in SISO rates. Until we find that bug, disable GF, it
+ * has only limited benefit and we still interoperate with
+ * GF APs since we can always receive GF transmissions.
+ */
+ return false;
}
/**
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