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| author | Paul E. McKenney <paul.mckenney@linaro.org> | 2012-01-06 17:08:33 -0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2012-02-21 09:03:32 -0800 |
| commit | 605b4afec8e51d0603089eac01a3ca9dd919e909 (patch) | |
| tree | 7b57719cd58c9cbce4294eaa7c58afb09fce3829 /net/ipv4/ip_sockglue.c | |
| parent | 4f9c8c1b091628a550b70ee51d7d729187f5c290 (diff) | |
| download | linux-stable-605b4afec8e51d0603089eac01a3ca9dd919e909.tar.gz linux-stable-605b4afec8e51d0603089eac01a3ca9dd919e909.tar.bz2 linux-stable-605b4afec8e51d0603089eac01a3ca9dd919e909.zip | |
ipv4: Convert call_rcu() to kfree_rcu(), drop opt_kfree_rcu
The call_rcu() in do_ip_setsockopt() invokes opt_kfree_rcu(), which just
calls kfree(). So convert the call_rcu() to kfree_rcu(), which allows
opt_kfree_rcu() to be eliminated.
Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: David S. Miller <davem@davemloft.net>
Cc: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
Cc: James Morris <jmorris@namei.org>
Cc: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
Cc: Patrick McHardy <kaber@trash.net>
Cc: netdev@vger.kernel.org
Diffstat (limited to 'net/ipv4/ip_sockglue.c')
| -rw-r--r-- | net/ipv4/ip_sockglue.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index 8aa87c19fa00..5343d9ac510b 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -445,11 +445,6 @@ out: } -static void opt_kfree_rcu(struct rcu_head *head) -{ - kfree(container_of(head, struct ip_options_rcu, rcu)); -} - /* * Socket option code for IP. This is the end of the line after any * TCP,UDP etc options on an IP socket. @@ -525,7 +520,7 @@ static int do_ip_setsockopt(struct sock *sk, int level, } rcu_assign_pointer(inet->inet_opt, opt); if (old) - call_rcu(&old->rcu, opt_kfree_rcu); + kfree_rcu(old, rcu); break; } case IP_PKTINFO: |