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-rw-r--r--drivers/net/ppp_async.c6
-rw-r--r--drivers/net/ppp_generic.c6
-rw-r--r--drivers/net/ppp_synctty.c3
3 files changed, 5 insertions, 10 deletions
diff --git a/drivers/net/ppp_async.c b/drivers/net/ppp_async.c
index 6567fabd2e1..5de6fedd1d7 100644
--- a/drivers/net/ppp_async.c
+++ b/drivers/net/ppp_async.c
@@ -233,11 +233,9 @@ ppp_asynctty_close(struct tty_struct *tty)
tasklet_kill(&ap->tsk);
ppp_unregister_channel(&ap->chan);
- if (ap->rpkt)
- kfree_skb(ap->rpkt);
+ kfree_skb(ap->rpkt);
skb_queue_purge(&ap->rqueue);
- if (ap->tpkt)
- kfree_skb(ap->tpkt);
+ kfree_skb(ap->tpkt);
kfree(ap);
}
diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c
index ea8cdf8e4be..42d45557845 100644
--- a/drivers/net/ppp_generic.c
+++ b/drivers/net/ppp_generic.c
@@ -1245,8 +1245,7 @@ ppp_send_frame(struct ppp *ppp, struct sk_buff *skb)
return;
drop:
- if (skb)
- kfree_skb(skb);
+ kfree_skb(skb);
++ppp->dev->stats.tx_errors;
}
@@ -2658,8 +2657,7 @@ static void ppp_destroy_interface(struct ppp *ppp)
ppp->active_filter = NULL;
#endif /* CONFIG_PPP_FILTER */
- if (ppp->xmit_pending)
- kfree_skb(ppp->xmit_pending);
+ kfree_skb(ppp->xmit_pending);
free_netdev(ppp->dev);
}
diff --git a/drivers/net/ppp_synctty.c b/drivers/net/ppp_synctty.c
index 1e892b7b1f8..3ea791d16b0 100644
--- a/drivers/net/ppp_synctty.c
+++ b/drivers/net/ppp_synctty.c
@@ -281,8 +281,7 @@ ppp_sync_close(struct tty_struct *tty)
ppp_unregister_channel(&ap->chan);
skb_queue_purge(&ap->rqueue);
- if (ap->tpkt)
- kfree_skb(ap->tpkt);
+ kfree_skb(ap->tpkt);
kfree(ap);
}