b43legacy: Remove the PHY spinlock

This fixes a sparse warning about weird locking.
The spinlock is not needed, so simply remove it.
This also adds some sanity checks to the PHY and radio locking
to protect against recursive locking.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 0 insertions, 4 deletions

diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 2d5735ddad8c..4ed4243feeaa 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -2847,8 +2847,6 @@ static void setup_struct_phy_for_init(struct b43legacy_wldev *dev,
         memset(phy->minlowsig, 0xFF, sizeof(phy->minlowsig));
         memset(phy->minlowsigpos, 0, sizeof(phy->minlowsigpos));
 
-        /* Flags */
-        phy->locked = 0;
         /* Assume the radio is enabled. If it's not enabled, the state will
          * immediately get fixed on the first periodic work run. */
         dev->radio_hw_enable = 1;
@@ -2881,7 +2879,6 @@ static void setup_struct_phy_for_init(struct b43legacy_wldev *dev,
         phy->lofcal = 0xFFFF;
         phy->initval = 0xFFFF;
 
-        spin_lock_init(&phy->lock);
         phy->interfmode = B43legacy_INTERFMODE_NONE;
         phy->channel = 0xFF;
 }
@@ -3013,7 +3010,6 @@ static void prepare_phy_data_for_init(struct b43legacy_wldev *dev)
 
         /* Flags */
         phy->calibrated = 0;
-        phy->locked = 0;
 
         if (phy->_lo_pairs)
                 memset(phy->_lo_pairs, 0,