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

5 files changed, 7 insertions, 14 deletions

diff --git a/drivers/net/irda/donauboe.c b/drivers/net/irda/donauboe.c
index 0a08c539c051..0282771b1cbb 100644
--- a/drivers/net/irda/donauboe.c
+++ b/drivers/net/irda/donauboe.c
@@ -1695,11 +1695,9 @@ toshoboe_open (struct pci_dev *pci_dev, const struct pci_device_id *pdid)
 
 freebufs:
   for (i = 0; i < TX_SLOTS; ++i)
-    if (self->tx_bufs[i])
-      kfree (self->tx_bufs[i]);
+    kfree (self->tx_bufs[i]);
   for (i = 0; i < RX_SLOTS; ++i)
-    if (self->rx_bufs[i])
-      kfree (self->rx_bufs[i]);
+    kfree (self->rx_bufs[i]);
   kfree(self->ringbuf);
 
 freeregion:
diff --git a/drivers/net/irda/irda-usb.c b/drivers/net/irda/irda-usb.c
index 6c766fdc51a6..c22c0517883c 100644
--- a/drivers/net/irda/irda-usb.c
+++ b/drivers/net/irda/irda-usb.c
@@ -1168,10 +1168,8 @@ static inline void irda_usb_close(struct irda_usb_cb *self)
         unregister_netdev(self->netdev);
 
         /* Remove the speed buffer */
-        if (self->speed_buff != NULL) {
-                kfree(self->speed_buff);
-                self->speed_buff = NULL;
-        }
+        kfree(self->speed_buff);
+        self->speed_buff = NULL;
 }
 
 /********************** USB CONFIG SUBROUTINES **********************/
diff --git a/drivers/net/irda/irport.c b/drivers/net/irda/irport.c
index 5971315f3fa0..3d016a498e1d 100644
--- a/drivers/net/irda/irport.c
+++ b/drivers/net/irda/irport.c
@@ -235,8 +235,7 @@ static int irport_close(struct irport_cb *self)
                    __FUNCTION__, self->io.sir_base);
         release_region(self->io.sir_base, self->io.sir_ext);
 
-        if (self->tx_buff.head)
-                kfree(self->tx_buff.head);
+        kfree(self->tx_buff.head);
         
         if (self->rx_buff.skb)
                 kfree_skb(self->rx_buff.skb);
diff --git a/drivers/net/irda/sir_dev.c b/drivers/net/irda/sir_dev.c
index efc5a8870565..df22b8b532e7 100644
--- a/drivers/net/irda/sir_dev.c
+++ b/drivers/net/irda/sir_dev.c
@@ -490,8 +490,7 @@ static void sirdev_free_buffers(struct sir_dev *dev)
 {
         if (dev->rx_buff.skb)
                 kfree_skb(dev->rx_buff.skb);
-        if (dev->tx_buff.head)
-                kfree(dev->tx_buff.head);
+        kfree(dev->tx_buff.head);
         dev->rx_buff.head = dev->tx_buff.head = NULL;
         dev->rx_buff.skb = NULL;
 }
diff --git a/drivers/net/irda/vlsi_ir.c b/drivers/net/irda/vlsi_ir.c
index 651c5a6578fd..a9f49f058cfb 100644
--- a/drivers/net/irda/vlsi_ir.c
+++ b/drivers/net/irda/vlsi_ir.c
@@ -473,8 +473,7 @@ static int vlsi_free_ring(struct vlsi_ring *r)
                 rd_set_addr_status(rd, 0, 0);
                 if (busaddr)
                         pci_unmap_single(r->pdev, busaddr, r->len, r->dir);
-                if (rd->buf)
-                        kfree(rd->buf);
+                kfree(rd->buf);
         }
         kfree(r);
         return 0;