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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-21 09:31:48 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-21 09:31:48 -0800 |
| commit | 3d1f337b3e7378923c89f37afb573a918ef40be5 (patch) | |
| tree | 386798378567a10d1c7b24f599cb50f70298694c /net/ipv4/ipcomp.c | |
| parent | 2bf2154c6bb5599e3ec3f73c34861a0b12aa839e (diff) | |
| parent | 5e35941d990123f155b02d5663e51a24f816b6f3 (diff) | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (235 commits)
[NETFILTER]: Add H.323 conntrack/NAT helper
[TG3]: Don't mark tg3_test_registers() as returning const.
[IPV6]: Cleanups for net/ipv6/addrconf.c (kzalloc, early exit) v2
[IPV6]: Nearly complete kzalloc cleanup for net/ipv6
[IPV6]: Cleanup of net/ipv6/reassambly.c
[BRIDGE]: Remove duplicate const from is_link_local() argument type.
[DECNET]: net/decnet/dn_route.c: fix inconsequent NULL checking
[TG3]: make drivers/net/tg3.c:tg3_request_irq() static
[BRIDGE]: use LLC to send STP
[LLC]: llc_mac_hdr_init const arguments
[BRIDGE]: allow show/store of group multicast address
[BRIDGE]: use llc for receiving STP packets
[BRIDGE]: stp timer to jiffies cleanup
[BRIDGE]: forwarding remove unneeded preempt and bh diasables
[BRIDGE]: netfilter inline cleanup
[BRIDGE]: netfilter VLAN macro cleanup
[BRIDGE]: netfilter dont use __constant_htons
[BRIDGE]: netfilter whitespace
[BRIDGE]: optimize frame pass up
[BRIDGE]: use kzalloc
...
Diffstat (limited to 'net/ipv4/ipcomp.c')
| -rw-r--r-- | net/ipv4/ipcomp.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c index d64e2ec8da7b..c95020f7c81e 100644 --- a/net/ipv4/ipcomp.c +++ b/net/ipv4/ipcomp.c @@ -24,6 +24,7 @@ #include <linux/list.h> #include <linux/vmalloc.h> #include <linux/rtnetlink.h> +#include <linux/mutex.h> #include <net/ip.h> #include <net/xfrm.h> #include <net/icmp.h> @@ -36,7 +37,7 @@ struct ipcomp_tfms { int users; }; -static DECLARE_MUTEX(ipcomp_resource_sem); +static DEFINE_MUTEX(ipcomp_resource_mutex); static void **ipcomp_scratches; static int ipcomp_scratch_users; static LIST_HEAD(ipcomp_tfms_list); @@ -253,7 +254,7 @@ error: } /* - * Must be protected by xfrm_cfg_sem. State and tunnel user references are + * Must be protected by xfrm_cfg_mutex. State and tunnel user references are * always incremented on success. */ static int ipcomp_tunnel_attach(struct xfrm_state *x) @@ -411,9 +412,9 @@ static void ipcomp_destroy(struct xfrm_state *x) if (!ipcd) return; xfrm_state_delete_tunnel(x); - down(&ipcomp_resource_sem); + mutex_lock(&ipcomp_resource_mutex); ipcomp_free_data(ipcd); - up(&ipcomp_resource_sem); + mutex_unlock(&ipcomp_resource_mutex); kfree(ipcd); } @@ -440,14 +441,14 @@ static int ipcomp_init_state(struct xfrm_state *x) if (x->props.mode) x->props.header_len += sizeof(struct iphdr); - down(&ipcomp_resource_sem); + mutex_lock(&ipcomp_resource_mutex); if (!ipcomp_alloc_scratches()) goto error; ipcd->tfms = ipcomp_alloc_tfms(x->calg->alg_name); if (!ipcd->tfms) goto error; - up(&ipcomp_resource_sem); + mutex_unlock(&ipcomp_resource_mutex); if (x->props.mode) { err = ipcomp_tunnel_attach(x); @@ -464,10 +465,10 @@ out: return err; error_tunnel: - down(&ipcomp_resource_sem); + mutex_lock(&ipcomp_resource_mutex); error: ipcomp_free_data(ipcd); - up(&ipcomp_resource_sem); + mutex_unlock(&ipcomp_resource_mutex); kfree(ipcd); goto out; } |