diff options
| 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/ipv6 | |
| parent | ac7c98eca88a854755475fcfe1b2bf5f97f90d99 (diff) | |
| download | talos-obmc-linux-a51482bde22f99c63fbbb57d5d46cc666384e379.tar.gz talos-obmc-linux-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/ipv6')
| -rw-r--r-- | net/ipv6/addrconf.c | 3 | ||||
| -rw-r--r-- | net/ipv6/ip6_output.c | 15 | ||||
| -rw-r--r-- | net/ipv6/ip6_tunnel.c | 6 | ||||
| -rw-r--r-- | net/ipv6/ipcomp6.c | 3 | ||||
| -rw-r--r-- | net/ipv6/ipv6_sockglue.c | 3 |
5 files changed, 10 insertions, 20 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index a34d1504deb9..b7a5f51238b3 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -3090,8 +3090,7 @@ static int inet6_fill_ifinfo(struct sk_buff *skb, struct inet6_dev *idev, nlmsg_failure: rtattr_failure: - if (array) - kfree(array); + kfree(array); skb_trim(skb, b - skb->data); return -1; } diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 614296a920c6..dbd9767b32e4 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -587,8 +587,7 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) skb->next = NULL; } - if (tmp_hdr) - kfree(tmp_hdr); + kfree(tmp_hdr); if (err == 0) { IP6_INC_STATS(IPSTATS_MIB_FRAGOKS); @@ -1186,10 +1185,8 @@ int ip6_push_pending_frames(struct sock *sk) out: inet->cork.flags &= ~IPCORK_OPT; - if (np->cork.opt) { - kfree(np->cork.opt); - np->cork.opt = NULL; - } + kfree(np->cork.opt); + np->cork.opt = NULL; if (np->cork.rt) { dst_release(&np->cork.rt->u.dst); np->cork.rt = NULL; @@ -1214,10 +1211,8 @@ void ip6_flush_pending_frames(struct sock *sk) inet->cork.flags &= ~IPCORK_OPT; - if (np->cork.opt) { - kfree(np->cork.opt); - np->cork.opt = NULL; - } + kfree(np->cork.opt); + np->cork.opt = NULL; if (np->cork.rt) { dst_release(&np->cork.rt->u.dst); np->cork.rt = NULL; diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index cf94372d1af3..e6b0e3954c02 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -756,8 +756,7 @@ ip6ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev) } ip6_tnl_dst_store(t, dst); - if (opt) - kfree(opt); + kfree(opt); t->recursion--; return 0; @@ -766,8 +765,7 @@ tx_err_link_failure: dst_link_failure(skb); tx_err_dst_release: dst_release(dst); - if (opt) - kfree(opt); + kfree(opt); tx_err: stats->tx_errors++; stats->tx_dropped++; diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c index 85bfbc69b2c3..55917fb17094 100644 --- a/net/ipv6/ipcomp6.c +++ b/net/ipv6/ipcomp6.c @@ -130,8 +130,7 @@ static int ipcomp6_input(struct xfrm_state *x, struct xfrm_decap_state *decap, s out_put_cpu: put_cpu(); out: - if (tmp_hdr) - kfree(tmp_hdr); + kfree(tmp_hdr); if (err) goto error_out; return nexthdr; diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index 8567873d0dd8..003fd99ff597 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -80,8 +80,7 @@ int ip6_ra_control(struct sock *sk, int sel, void (*destructor)(struct sock *)) if (ra->sk == sk) { if (sel>=0) { write_unlock_bh(&ip6_ra_lock); - if (new_ra) - kfree(new_ra); + kfree(new_ra); return -EADDRINUSE; } |
