pull request: wireless 2014-03-14

pull request: wireless 2014-03-14

[John W. Linville]

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Dave,

Please pull these last(?) few wireless bits intended for the 3.14
stream.  Each is here to address a problem found with a patch already
merged...

Dave Jones gives us a memory leak fix, for an error path in brcmfmac.

Felix Fietkau moves a small delay to make it actually reachable.

Helmut Schaa fixes an ath9k sequence numbering problem for non-data
frames.

Stanislaw Gruszka reverts an earlier fix that was found to cause
random connection drops on RT5390 PCI adapters

Please let me know if there are problems!  I'll be back from watching
the Veronica Mars movie by about 9pm... :-)

Thanks,

John

---

The following changes since commit c60f7d5a8e7c639de5d9dfe07e1e91d302d506e4:

  Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux (2014-03-13 21:32:16 -0700)

are available in the git repository at:


  git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless.git for-davem

for you to fetch changes up to 8c35743fdc3c013cbb9832dc9c5eb04362b86cbb:

  Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem (2014-03-14 14:09:47 -0400)

----------------------------------------------------------------

Dave Jones (1):
      brcmfmac: fix skb leak in brcmf_sdio_txpkt_prep_sg error path.

Felix Fietkau (1):
      ath9k_hw: fix unreachable code in baseband hang detection code

Helmut Schaa (1):
      ath9k: Fix sequence number assignment for non-data frames

John W. Linville (1):
      Merge branch 'master' of git://git.kernel.org/.../linville/wireless into for-davem

Stanislaw Gruszka (1):
      Revert "rt2x00: rt2800lib: Update BBP register initialization for RT53xx"

 drivers/net/wireless/ath/ath9k/hw.c                | 3 +--
 drivers/net/wireless/ath/ath9k/xmit.c              | 4 ++--
 drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c | 4 +++-
 drivers/net/wireless/rt2x00/rt2800lib.c            | 6 +++---
 4 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 303ce27964c1..9078a6c5a74e 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1548,6 +1548,7 @@ bool ath9k_hw_check_alive(struct ath_hw *ah)
 		if (reg != last_val)
 			return true;
 
+		udelay(1);
 		last_val = reg;
 		if ((reg & 0x7E7FFFEF) == 0x00702400)
 			continue;
@@ -1560,8 +1561,6 @@ bool ath9k_hw_check_alive(struct ath_hw *ah)
 		default:
 			return true;
 		}
-
-		udelay(1);
 	} while (count-- > 0);
 
 	return false;
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index f042a18c8495..55897d508a76 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -2063,7 +2063,7 @@ static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc,
 
 	ATH_TXBUF_RESET(bf);
 
-	if (tid) {
+	if (tid && ieee80211_is_data_present(hdr->frame_control)) {
 		fragno = le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG;
 		seqno = tid->seq_next;
 		hdr->seq_ctrl = cpu_to_le16(tid->seq_next << IEEE80211_SEQ_SEQ_SHIFT);
@@ -2186,7 +2186,7 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb,
 		txq->stopped = true;
 	}
 
-	if (txctl->an)
+	if (txctl->an && ieee80211_is_data_present(hdr->frame_control))
 		tid = ath_get_skb_tid(sc, txctl->an, skb);
 
 	if (info->flags & IEEE80211_TX_CTL_PS_RESPONSE) {
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
index 119ee6eaf1c3..ddaa9efd053d 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
@@ -1948,8 +1948,10 @@ static int brcmf_sdio_txpkt_prep_sg(struct brcmf_sdio *bus,
 		if (pkt_pad == NULL)
 			return -ENOMEM;
 		ret = brcmf_sdio_txpkt_hdalign(bus, pkt_pad);
-		if (unlikely(ret < 0))
+		if (unlikely(ret < 0)) {
+			kfree_skb(pkt_pad);
 			return ret;
+		}
 		memcpy(pkt_pad->data,
 		       pkt->data + pkt->len - tail_chop,
 		       tail_chop);
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 7f8b5d156c8c..41d4a8167dc3 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -5460,14 +5460,15 @@ static void rt2800_init_bbp_53xx(struct rt2x00_dev *rt2x00dev)
 
 	rt2800_bbp_write(rt2x00dev, 68, 0x0b);
 
-	rt2800_bbp_write(rt2x00dev, 69, 0x0d);
-	rt2800_bbp_write(rt2x00dev, 70, 0x06);
+	rt2800_bbp_write(rt2x00dev, 69, 0x12);
 	rt2800_bbp_write(rt2x00dev, 73, 0x13);
 	rt2800_bbp_write(rt2x00dev, 75, 0x46);
 	rt2800_bbp_write(rt2x00dev, 76, 0x28);
 
 	rt2800_bbp_write(rt2x00dev, 77, 0x59);
 
+	rt2800_bbp_write(rt2x00dev, 70, 0x0a);
+
 	rt2800_bbp_write(rt2x00dev, 79, 0x13);
 	rt2800_bbp_write(rt2x00dev, 80, 0x05);
 	rt2800_bbp_write(rt2x00dev, 81, 0x33);
@@ -5510,7 +5511,6 @@ static void rt2800_init_bbp_53xx(struct rt2x00_dev *rt2x00dev)
 	if (rt2x00_rt(rt2x00dev, RT5392)) {
 		rt2800_bbp_write(rt2x00dev, 134, 0xd0);
 		rt2800_bbp_write(rt2x00dev, 135, 0xf6);
-		rt2800_bbp_write(rt2x00dev, 148, 0x84);
 	}
 
 	rt2800_disable_unused_dac_adc(rt2x00dev);
-- 
John W. Linville		Someday the world will need a hero, and you
linville@tuxdriver.com			might be all we have.  Be ready.

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Re: pull request: wireless 2014-03-14

[David Miller]

From: "John W. Linville" <linville@tuxdriver.com>
Date: Fri, 14 Mar 2014 14:20:26 -0400

> Please pull these last(?) few wireless bits intended for the 3.14
> stream.  Each is here to address a problem found with a patch already
> merged...
> 
> Dave Jones gives us a memory leak fix, for an error path in brcmfmac.
> 
> Felix Fietkau moves a small delay to make it actually reachable.
> 
> Helmut Schaa fixes an ath9k sequence numbering problem for non-data
> frames.
> 
> Stanislaw Gruszka reverts an earlier fix that was found to cause
> random connection drops on RT5390 PCI adapters
> 
> Please let me know if there are problems!  I'll be back from watching
> the Veronica Mars movie by about 9pm... :-)

:-)

Pulled, thanks John.