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authorAvinash Patil <patila@marvell.com>2014-11-05 12:34:30 +0100
committerJohn W. Linville <linville@tuxdriver.com>2014-11-11 22:31:12 +0100
commitbfd713bc1a5d7f01e3d7febe0849b21ae1355c7c (patch)
tree4fec4bcc118eb22c25a75541a887f78b88f69dab /drivers/net/wireless/mwifiex
parentmwifiex: fix out of memory issue observed for USB chipsets (diff)
downloadlinux-bfd713bc1a5d7f01e3d7febe0849b21ae1355c7c.tar.xz
linux-bfd713bc1a5d7f01e3d7febe0849b21ae1355c7c.zip
mwifiex: do not setup AMPDU/AMSDU with broadcast receiver
It is observed that device sometimes sends BA setup requests for broadcast mac address. This patch adds a check to avoid checking availability of AMPDU/AMSDU streams for broadcast mac address. Signed-off-by: Amitkumar Karwar <akarwar@marvell.com> Signed-off-by: Avinash Patil <patila@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/mwifiex')
-rw-r--r--drivers/net/wireless/mwifiex/11n.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/wireless/mwifiex/11n.h b/drivers/net/wireless/mwifiex/11n.h
index 2ee268b632be..f275675cdbd3 100644
--- a/drivers/net/wireless/mwifiex/11n.h
+++ b/drivers/net/wireless/mwifiex/11n.h
@@ -84,6 +84,8 @@ mwifiex_is_amsdu_in_ampdu_allowed(struct mwifiex_private *priv,
{
struct mwifiex_tx_ba_stream_tbl *tx_tbl;
+ if (is_broadcast_ether_addr(ptr->ra))
+ return false;
tx_tbl = mwifiex_get_ba_tbl(priv, tid, ptr->ra);
if (tx_tbl)
return tx_tbl->amsdu;
@@ -96,6 +98,8 @@ static inline u8
mwifiex_is_ampdu_allowed(struct mwifiex_private *priv,
struct mwifiex_ra_list_tbl *ptr, int tid)
{
+ if (is_broadcast_ether_addr(ptr->ra))
+ return false;
if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
return mwifiex_is_station_ampdu_allowed(priv, ptr, tid);
} else {