drivers/net: Remove pointless checks for NULL prior to calling kfree()

1 files changed, 13 insertions, 25 deletions

diff --git a/drivers/net/wireless/strip.c b/drivers/net/wireless/strip.c
index 7bc7fc823128..d25264ba0c0e 100644
--- a/drivers/net/wireless/strip.c
+++ b/drivers/net/wireless/strip.c
@@ -860,12 +860,9 @@ static int allocate_buffers(struct strip *strip_info, int mtu)
                 strip_info->mtu = dev->mtu = mtu;
                 return (1);
         }
-        if (r)
-                kfree(r);
-        if (s)
-                kfree(s);
-        if (t)
-                kfree(t);
+        kfree(r);
+        kfree(s);
+        kfree(t);
         return (0);
 }
 
@@ -922,13 +919,9 @@ static int strip_change_mtu(struct net_device *dev, int new_mtu)
         printk(KERN_NOTICE "%s: strip MTU changed fom %d to %d.\n",
                strip_info->dev->name, old_mtu, strip_info->mtu);
 
-        if (orbuff)
-                kfree(orbuff);
-        if (osbuff)
-                kfree(osbuff);
-        if (otbuff)
-                kfree(otbuff);
-
+        kfree(orbuff);
+        kfree(osbuff);
+        kfree(otbuff);
         return 0;
 }
 
@@ -2498,18 +2491,13 @@ static int strip_close_low(struct net_device *dev)
         /*
          * Free all STRIP frame buffers.
          */
-        if (strip_info->rx_buff) {
-                kfree(strip_info->rx_buff);
-                strip_info->rx_buff = NULL;
-        }
-        if (strip_info->sx_buff) {
-                kfree(strip_info->sx_buff);
-                strip_info->sx_buff = NULL;
-        }
-        if (strip_info->tx_buff) {
-                kfree(strip_info->tx_buff);
-                strip_info->tx_buff = NULL;
-        }
+        kfree(strip_info->rx_buff);
+        strip_info->rx_buff = NULL;
+        kfree(strip_info->sx_buff);
+        strip_info->sx_buff = NULL;
+        kfree(strip_info->tx_buff);
+        strip_info->tx_buff = NULL;
+
         del_timer(&strip_info->idle_timer);
         return 0;
 }