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| author | Jesper Juhl <jesper.juhl@gmail.com> | 2005-11-08 09:41:34 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2005-11-08 09:41:34 -0800 |
| commit | a51482bde22f99c63fbbb57d5d46cc666384e379 (patch) | |
| tree | 5482ed1c0803edb2ffbd51035de921fb0f72d82b /net/wanrouter | |
| parent | ac7c98eca88a854755475fcfe1b2bf5f97f90d99 (diff) | |
| download | lwn-a51482bde22f99c63fbbb57d5d46cc666384e379.tar.gz lwn-a51482bde22f99c63fbbb57d5d46cc666384e379.zip | |
[NET]: kfree cleanup
From: Jesper Juhl <jesper.juhl@gmail.com>
This is the net/ part of the big kfree cleanup patch.
Remove pointless checks for NULL prior to calling kfree() in net/.
Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Acked-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Diffstat (limited to 'net/wanrouter')
| -rw-r--r-- | net/wanrouter/af_wanpipe.c | 20 | ||||
| -rw-r--r-- | net/wanrouter/wanmain.c | 12 |
2 files changed, 11 insertions, 21 deletions
diff --git a/net/wanrouter/af_wanpipe.c b/net/wanrouter/af_wanpipe.c index 596cb96e5f47..59fec59b2132 100644 --- a/net/wanrouter/af_wanpipe.c +++ b/net/wanrouter/af_wanpipe.c @@ -1099,7 +1099,7 @@ static void release_driver(struct sock *sk) sock_reset_flag(sk, SOCK_ZAPPED); wp = wp_sk(sk); - if (wp && wp->mbox) { + if (wp) { kfree(wp->mbox); wp->mbox = NULL; } @@ -1186,10 +1186,8 @@ static void wanpipe_kill_sock_timer (unsigned long data) return; } - if (wp_sk(sk)) { - kfree(wp_sk(sk)); - wp_sk(sk) = NULL; - } + kfree(wp_sk(sk)); + wp_sk(sk) = NULL; if (atomic_read(&sk->sk_refcnt) != 1) { atomic_set(&sk->sk_refcnt, 1); @@ -1219,10 +1217,8 @@ static void wanpipe_kill_sock_accept (struct sock *sk) sk->sk_socket = NULL; - if (wp_sk(sk)) { - kfree(wp_sk(sk)); - wp_sk(sk) = NULL; - } + kfree(wp_sk(sk)); + wp_sk(sk) = NULL; if (atomic_read(&sk->sk_refcnt) != 1) { atomic_set(&sk->sk_refcnt, 1); @@ -1243,10 +1239,8 @@ static void wanpipe_kill_sock_irq (struct sock *sk) sk->sk_socket = NULL; - if (wp_sk(sk)) { - kfree(wp_sk(sk)); - wp_sk(sk) = NULL; - } + kfree(wp_sk(sk)); + wp_sk(sk) = NULL; if (atomic_read(&sk->sk_refcnt) != 1) { atomic_set(&sk->sk_refcnt, 1); diff --git a/net/wanrouter/wanmain.c b/net/wanrouter/wanmain.c index 13b650ad22e2..bcf7b3faa76a 100644 --- a/net/wanrouter/wanmain.c +++ b/net/wanrouter/wanmain.c @@ -714,10 +714,8 @@ static int wanrouter_device_new_if(struct wan_device *wandev, } /* This code has moved from del_if() function */ - if (dev->priv) { - kfree(dev->priv); - dev->priv = NULL; - } + kfree(dev->priv); + dev->priv = NULL; #ifdef CONFIG_WANPIPE_MULTPPP if (cnf->config_id == WANCONFIG_MPPP) @@ -851,10 +849,8 @@ static int wanrouter_delete_interface(struct wan_device *wandev, char *name) /* Due to new interface linking method using dev->priv, * this code has moved from del_if() function.*/ - if (dev->priv){ - kfree(dev->priv); - dev->priv=NULL; - } + kfree(dev->priv); + dev->priv=NULL; unregister_netdev(dev); |