wimax/i2400m: remove redundant readiness checks from i2400m_report_tlv_*()

Functions i2400m_report_tlv*() are only called from
i2400m_report_hook(), called in a workqueue by
i2400m_report_hook_work(). The scheduler checks for device readiness
before scheduling.

Added an extra check for readiness in i2400m_report_hook_work(), which
makes all the checks down the line redundant.

Obviously the device state could change in the middle, but error
handling would take care of that.

Signed-off-by: Inaky Perez-Gonzalez <inaky@linux.intel.com>

2 files changed, 2 insertions, 7 deletions

diff --git a/drivers/net/wimax/i2400m/control.c b/drivers/net/wimax/i2400m/control.c
index b42e34727983..bd193ae2178b 100644
--- a/drivers/net/wimax/i2400m/control.c
+++ b/drivers/net/wimax/i2400m/control.c
@@ -292,8 +292,6 @@ void i2400m_report_tlv_system_state(struct i2400m *i2400m,
 
         d_fnstart(3, dev, "(i2400m %p ss %p [%u])\n", i2400m, ss, i2400m_state);
 
-        if (unlikely(i2400m->ready == 0))       /* act if up */
-                goto out;
         if (i2400m->state != i2400m_state) {
                 i2400m->state = i2400m_state;
                 wake_up_all(&i2400m->state_wq);
@@ -341,7 +339,6 @@ void i2400m_report_tlv_system_state(struct i2400m *i2400m,
                 i2400m->bus_reset(i2400m, I2400M_RT_WARM);
                 break;
         };
-out:
         d_fnend(3, dev, "(i2400m %p ss %p [%u]) = void\n",
                 i2400m, ss, i2400m_state);
 }
@@ -372,8 +369,6 @@ void i2400m_report_tlv_media_status(struct i2400m *i2400m,
 
         d_fnstart(3, dev, "(i2400m %p ms %p [%u])\n", i2400m, ms, status);
 
-        if (unlikely(i2400m->ready == 0))       /* act if up */
-                goto out;
         switch (status) {
         case I2400M_MEDIA_STATUS_LINK_UP:
                 netif_carrier_on(net_dev);
@@ -393,7 +388,6 @@ void i2400m_report_tlv_media_status(struct i2400m *i2400m,
                 dev_err(dev, "HW BUG? unknown media status %u\n",
                         status);
         };
-out:
         d_fnend(3, dev, "(i2400m %p ms %p [%u]) = void\n",
                 i2400m, ms, status);
 }
diff --git a/drivers/net/wimax/i2400m/rx.c b/drivers/net/wimax/i2400m/rx.c
index a4adc78102fb..7643850a6fb8 100644
--- a/drivers/net/wimax/i2400m/rx.c
+++ b/drivers/net/wimax/i2400m/rx.c
@@ -177,7 +177,8 @@ void i2400m_report_hook_work(struct work_struct *ws)
         struct i2400m_work *iw =
                 container_of(ws, struct i2400m_work, ws);
         struct i2400m_report_hook_args *args = (void *) iw->pl;
-        i2400m_report_hook(iw->i2400m, args->l3l4_hdr, args->size);
+        if (iw->i2400m->ready)
+                i2400m_report_hook(iw->i2400m, args->l3l4_hdr, args->size);
         kfree_skb(args->skb_rx);
         i2400m_put(iw->i2400m);
         kfree(iw);