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path: root/drivers/net/wireless/zd1211rw/zd_mac.c
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Diffstat (limited to 'drivers/net/wireless/zd1211rw/zd_mac.c')
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index cf51e8f8174b..f14deb0c8514 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -828,9 +828,6 @@ int zd_mac_rx(struct ieee80211_hw *hw, const u8 *buffer, unsigned int length)
stats.freq = zd_channels[_zd_chip_get_channel(&mac->chip) - 1].center_freq;
stats.band = IEEE80211_BAND_2GHZ;
stats.signal = status->signal_strength;
- stats.qual = zd_rx_qual_percent(buffer,
- length - sizeof(struct rx_status),
- status);
rate = zd_rx_rate(buffer, status);
@@ -990,12 +987,13 @@ static void zd_op_configure_filter(struct ieee80211_hw *hw,
changed_flags &= SUPPORTED_FIF_FLAGS;
*new_flags &= SUPPORTED_FIF_FLAGS;
- /* changed_flags is always populated but this driver
- * doesn't support all FIF flags so its possible we don't
- * need to do anything */
- if (!changed_flags)
- return;
-
+ /*
+ * If multicast parameter (as returned by zd_op_prepare_multicast)
+ * has changed, no bit in changed_flags is set. To handle this
+ * situation, we do not return if changed_flags is 0. If we do so,
+ * we will have some issue with IPv6 which uses multicast for link
+ * layer address resolution.
+ */
if (*new_flags & (FIF_PROMISC_IN_BSS | FIF_ALLMULTI))
zd_mc_add_all(&hash);