[PATCH] ipw2x00: cleanup dead code

[YueHaibing]

Fix smatch warning:

drivers/net/wireless/intel/ipw2x00/ipw2100.c:5606
 shim__set_security() warn: always true condition '(sec->active_key <= 3) => 
(0-3 <= 3)'
drivers/net/wireless/intel/ipw2x00/ipw2200.c:10725
 shim__set_security() warn: always true condition '(sec->active_key <= 3) => 
(0-3 <= 3)'

Signed-off-by: YueHaibing <yuehaib...@huawei.com>
---
 drivers/net/wireless/intel/ipw2x00/ipw2100.c | 8 ++------
 drivers/net/wireless/intel/ipw2x00/ipw2200.c | 7 ++-----
 2 files changed, 4 insertions(+), 11 deletions(-)

diff --git a/drivers/net/wireless/intel/ipw2x00/ipw2100.c 
b/drivers/net/wireless/intel/ipw2x00/ipw2100.c
index 6e31687..52e5ed2 100644
--- a/drivers/net/wireless/intel/ipw2x00/ipw2100.c
+++ b/drivers/net/wireless/intel/ipw2x00/ipw2100.c
@@ -5603,12 +5603,8 @@ static void shim__set_security(struct net_device *dev,
 
        if ((sec->flags & SEC_ACTIVE_KEY) &&
            priv->ieee->sec.active_key != sec->active_key) {
-               if (sec->active_key <= 3) {
-                       priv->ieee->sec.active_key = sec->active_key;
-                       priv->ieee->sec.flags |= SEC_ACTIVE_KEY;
-               } else
-                       priv->ieee->sec.flags &= ~SEC_ACTIVE_KEY;
-
+               priv->ieee->sec.active_key = sec->active_key;
+               priv->ieee->sec.flags |= SEC_ACTIVE_KEY;
                priv->status |= STATUS_SECURITY_UPDATED;
        }
 
diff --git a/drivers/net/wireless/intel/ipw2x00/ipw2200.c 
b/drivers/net/wireless/intel/ipw2x00/ipw2200.c
index bbdca13..fa400f9 100644
--- a/drivers/net/wireless/intel/ipw2x00/ipw2200.c
+++ b/drivers/net/wireless/intel/ipw2x00/ipw2200.c
@@ -10722,11 +10722,8 @@ static void shim__set_security(struct net_device *dev,
        }
 
        if (sec->flags & SEC_ACTIVE_KEY) {
-               if (sec->active_key <= 3) {
-                       priv->ieee->sec.active_key = sec->active_key;
-                       priv->ieee->sec.flags |= SEC_ACTIVE_KEY;
-               } else
-                       priv->ieee->sec.flags &= ~SEC_ACTIVE_KEY;
+               priv->ieee->sec.active_key = sec->active_key;
+               priv->ieee->sec.flags |= SEC_ACTIVE_KEY;
                priv->status |= STATUS_SECURITY_UPDATED;
        } else
                priv->ieee->sec.flags &= ~SEC_ACTIVE_KEY;
-- 
2.7.0