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2007-02-17Various typo fixes.Robert P. J. Day
Correct mis-spellings of "algorithm", "appear", "consistent" and (shame, shame) "kernel". Signed-off-by: Robert P. J. Day <rpjday@mindspring.com> Signed-off-by: Adrian Bunk <bunk@stusta.de>
2007-02-14[PATCH] sysctl: remove the proc_dir_entry member for the sysctl tablesEric W. Biederman
It isn't needed anymore, all of the users are gone, and all of the ctl_table initializers have been converted to use explicit names of the fields they are initializing. [akpm@osdl.org: NTFS fix] Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Acked-by: Stephen Smalley <sds@tycho.nsa.gov> Cc: James Morris <jmorris@namei.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: remove insert_at_head from register_sysctlEric W. Biederman
The semantic effect of insert_at_head is that it would allow new registered sysctl entries to override existing sysctl entries of the same name. Which is pain for caching and the proc interface never implemented. I have done an audit and discovered that none of the current users of register_sysctl care as (excpet for directories) they do not register duplicate sysctl entries. So this patch simply removes the support for overriding existing entries in the sys_sysctl interface since no one uses it or cares and it makes future enhancments harder. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Acked-by: Ralf Baechle <ralf@linux-mips.org> Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Russell King <rmk@arm.linux.org.uk> Cc: David Howells <dhowells@redhat.com> Cc: "Luck, Tony" <tony.luck@intel.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Andi Kleen <ak@muc.de> Cc: Jens Axboe <axboe@kernel.dk> Cc: Corey Minyard <minyard@acm.org> Cc: Neil Brown <neilb@suse.de> Cc: "John W. Linville" <linville@tuxdriver.com> Cc: James Bottomley <James.Bottomley@steeleye.com> Cc: Jan Kara <jack@ucw.cz> Cc: Trond Myklebust <trond.myklebust@fys.uio.no> Cc: Mark Fasheh <mark.fasheh@oracle.com> Cc: David Chinner <dgc@sgi.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Patrick McHardy <kaber@trash.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: atalk: remove unnecessary insert_at_head flagEric W. Biederman
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Arnaldo Carvalho de Melo <acme@conectiva.com.br> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: ax25: remove unnecessary insert_at_head flagEric W. Biederman
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Acked-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: dccp: remove unnecessary insert_at_head flagEric W. Biederman
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Arnaldo Carvalho de Melo <acme@conectiva.com.br> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: decnet: remove unnecessary insert_at_head flagEric W. Biederman
The sysctl numbers used are unique so setting the insert_at_head flag does not succeed in overriding any sysctls, and is just confusing because it doesn't. Clear the flag. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Patrick Caulfield <patrick@tykepenguin.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: ipx: remove unnecessary insert_at_head flagEric W. Biederman
The sysctl numbers used are unique so setting the insert_at_head flag servers no semantic purpose and is just confusing. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Arnaldo Carvalho de Melo <acme@conectiva.com.br> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: llc: remove unnecessary insert_at_head flagEric W. Biederman
The sysctl numbers used are unique so setting the insert_at_head flag serves no semantis purpose, and is just confusing. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Arnaldo Carvalho de Melo <acme@conectiva.com.br> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: netrom: remove unnecessary insert_at_head flagEric W. Biederman
The sysctl numbers used are unique so setting the insert_at_head flag serves no semantic purpose, so it is just confusing. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Acked-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: rose: remove unnecessary insert_at_head flagEric W. Biederman
The sysctl numbers used are unique so setting the insert_at_head flag serves no semantic purpose. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Acked-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: sunrpc: don't unnecessarily set ctl_table->deEric W. Biederman
We don't need this to prevent module unload races so remove the unnecessary code. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Trond Myklebust <trond.myklebust@fys.uio.no> Cc: Neil Brown <neilb@cse.unsw.edu.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: sunrpc: remove unnecessary insert_at_head flagEric W. Biederman
Because the sunrpc sysctls don't conflict with any other sysctls the setting the insert at head flag to register_sysctl has no semantic meaning. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Trond Myklebust <trond.myklebust@fys.uio.no> Cc: Neil Brown <neilb@cse.unsw.edu.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] sysctl: x25: remove unnecessary insert_at_head from ↵Eric W. Biederman
register_sysctl_table There has not been much maintenance on sysctl in years, and as a result is there is a lot to do to allow future interesting work to happen, and being ambitious I'm trying to do it all at once :) The patches in this series fall into several general categories. - Removal of useless attempts to override the standard sysctls - Registers of sysctl numbers in sysctl.h so someone else does not use the magic number and conflict. - C99 conversions so it becomes possible to change the layout of struct ctl_table without breaking everything. - Removal of useless claims of module ownership, in the proc dir entries - Removal of sys_sysctl support where people had used conflicting sysctl numbers. Trying to break glibc or other applications by changing the ABI is not cool. 9 instances of this in the kernel seems a little extreme. - General enhancements when I got the junk I could see out. This patch: Since x25 uses unique binary numbers inserting yourself at the head of the search list for sysctls so you can override already registered sysctls is pointless. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] remove many unneeded #includes of sched.hTim Schmielau
After Al Viro (finally) succeeded in removing the sched.h #include in module.h recently, it makes sense again to remove other superfluous sched.h includes. There are quite a lot of files which include it but don't actually need anything defined in there. Presumably these includes were once needed for macros that used to live in sched.h, but moved to other header files in the course of cleaning it up. To ease the pain, this time I did not fiddle with any header files and only removed #includes from .c-files, which tend to cause less trouble. Compile tested against 2.6.20-rc2 and 2.6.20-rc2-mm2 (with offsets) on alpha, arm, i386, ia64, mips, powerpc, and x86_64 with allnoconfig, defconfig, allmodconfig, and allyesconfig as well as a few randconfigs on x86_64 and all configs in arch/arm/configs on arm. I also checked that no new warnings were introduced by the patch (actually, some warnings are removed that were emitted by unnecessarily included header files). Signed-off-by: Tim Schmielau <tim@physik3.uni-rostock.de> Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-14[PATCH] knfsd: allow the server to provide a gid list when using AUTH_UNIX ↵NeilBrown
authentication AUTH_UNIX authentication (the standard with NFS) has a limit of 16 groups ids. This causes problems for people in more than 16 groups. So allow the server to map a uid into a list of group ids based on local knowledge rather depending on the (possibly truncated) list from the client. If there is no process on the server responding to upcalls, the gidlist in the request will still be used. Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-13Merge branch 'master' of /home/trondmy/kernel/linux-2.6/Trond Myklebust
2007-02-13[IPSEC]: Fix the address family to refer encap_familyKazunori MIYAZAWA
Fix the address family to refer encap_family when comparing with a kernel generated xfrm_state Signed-off-by: Kazunori MIYAZAWA <miyazawa@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-13[IPSEC]: changing API of xfrm6_tunnel_registerKazunori MIYAZAWA
This patch changes xfrm6_tunnel register and deregister interface to prepare for solving the conflict of device tunnels with inter address family IPsec tunnel. There is no device which conflicts with IPv4 over IPv6 IPsec tunnel. Signed-off-by: Kazunori MIYAZAWA <miyazawa@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-13[IPSEC]: make sit use the xfrm4_tunnel_registerKazunori MIYAZAWA
This patch makes sit use xfrm4_tunnel_register instead of inet_add_protocol. It solves conflict of sit device with inter address family IPsec tunnel. Signed-off-by: Kazunori MIYAZAWA <miyazawa@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-13[IPSEC]: Changing API of xfrm4_tunnel_register.Kazunori MIYAZAWA
This patch changes xfrm4_tunnel register and deregister interface to prepare for solving the conflict of device tunnels with inter address family IPsec tunnel. Signed-off-by: Kazunori MIYAZAWA <miyazawa@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-13[TCP]: Prevent pseudo garbage in SYN's advertized windowIlpo Järvinen
TCP may advertize up to 16-bits window in SYN packets (no window scaling allowed). At the same time, TCP may have rcv_wnd (32-bits) that does not fit to 16-bits without window scaling resulting in pseudo garbage into advertized window from the low-order bits of rcv_wnd. This can happen at least when mss <= (1<<wscale) (see tcp_select_initial_window). This patch fixes the handling of SYN advertized windows (compile tested only). In worst case (which is unlikely to occur though), the receiver advertized window could be just couple of bytes. I'm not sure that such situation would be handled very well at all by the receiver!? Fortunately, the situation normalizes after the first non-SYN ACK is received because it has the correct, scaled window. Alternatively, tcp_select_initial_window could be changed to prevent too large rcv_wnd in the first place. [ tcp_make_synack() has the same bug, and I've added a fix for that to this patch -DaveM ] Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-13[NET_SCHED]: sch_hfsc: replace ASSERT macro by WARN_ONPatrick McHardy
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-13[BRIDGE] br_if: Fix oops in port_carrier_checkJarek Poplawski
Signed-off-by: Jarek Poplawski <jarkao2@o2.pl> Acked-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-13[NETFILTER]: Clear GSO bits for TCP reset packetHerbert Xu
The TCP reset packet is copied from the original. This includes all the GSO bits which do not apply to the new packet. So we should clear those bits. Spotted by Patrick McHardy. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12Merge branch 'master' of /home/trondmy/kernel/linux-2.6/Trond Myklebust
Conflicts: net/sunrpc/auth_gss/gss_krb5_crypto.c net/sunrpc/auth_gss/gss_spkm3_token.c net/sunrpc/clnt.c Merge with mainline and fix conflicts.
2007-02-12NFS: disconnect before retrying NFSv4 requests over TCPChuck Lever
RFC3530 section 3.1.1 states an NFSv4 client MUST NOT send a request twice on the same connection unless it is the NULL procedure. Section 3.1.1 suggests that the client should disconnect and reconnect if it wants to retry a request. Implement this by adding an rpc_clnt flag that an ULP can use to specify that the underlying transport should be disconnected on a major timeout. The NFSv4 client asserts this new flag, and requests no retries after a minor retransmit timeout. Note that disconnecting on a retransmit is in general not safe to do if the RPC client does not reuse the TCP port number when reconnecting. See http://bugzilla.linux-nfs.org/show_bug.cgi?id=6 Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2007-02-12[XFRM]: Fix IPv4 tunnel mode decapsulation with IPV6=nPatrick McHardy
Add missing break when CONFIG_IPV6=n. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[IPV6] HASHTABLES: Use appropriate seed for caluculating ehash index.YOSHIFUJI Hideaki
Tetsuo Handa <handat@pm.nttdata.co.jp> told me that connect(2) with TCPv6 socket almost always took a few minutes to return when we did not have any ports available in the range of net.ipv4.ip_local_port_range. The reason was that we used incorrect seed for calculating index of hash when we check established sockets in __inet6_check_established(). Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[XFRM]: Fix OOPSes in xfrm_audit_log().David S. Miller
Make sure that this function is called correctly, and add BUG() checking to ensure the arguments are sane. Based upon a patch by Joy Latten. Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[TCP]: cleanup of htcp (resend)Stephen Hemminger
Minor non-invasive cleanups: * white space around operators and line wrapping * use const * use __read_mostly Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[TCP]: Use read mostly for CUBIC parameters.Stephen Hemminger
These module parameters should be in the read mostly area to avoid cache pollution. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: nf_conntrack_tcp: make sysctl variables staticPatrick McHardy
sysctls are registered by the protocol module itself since 2.6.19, no need to have them visible to others. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: ip6t_mh: drop piggyback payload packet on MH packetsMasahide NAKAMURA
Regarding RFC3775, MH payload proto field should be IPPROTO_NONE. Otherwise it must be discarded (and the receiver should send ICMP error). We assume filter should drop such piggyback everytime to disallow slipping through firewall rules, even the final receiver will discard it. Signed-off-by: Masahide NAKAMURA <nakam@linux-ipv6.org> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: Fix whitespace errorsYOSHIFUJI Hideaki
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: Kconfig: improve dependency handlingPatrick McHardy
Instead of depending on internally needed options and letting users figure out what is needed, select them when needed: - IP_NF_IPTABLES, IP_NF_ARPTABLES and IP6_NF_IPTABLES select NETFILTER_XTABLES - NETFILTER_XT_TARGET_CONNMARK, NETFILTER_XT_MATCH_CONNMARK and IP_NF_TARGET_CLUSTERIP select NF_CONNTRACK_MARK - NETFILTER_XT_MATCH_CONNBYTES selects NF_CT_ACCT Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: xt_mac/xt_CLASSIFY: use IPv6 hook names for IPv6 registrationPatrick McHardy
Use NF_IP6_ instead of NF_IP_. The values are identical, this is merely cleanup. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: nf_conntrack: change nf_conntrack_l[34]proto_unregister to voidPatrick McHardy
No caller checks the return value, and since its usually called within the module unload path there's nothing a module could do about errors anyway, so BUG on invalid conditions and return void. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: nf_conntrack: properly use RCU for nf_conntrack_destroyed callbackPatrick McHardy
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: ip_conntrack: properly use RCU for ip_conntrack_destroyed callbackPatrick McHardy
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: nf_conntrack: fix invalid conntrack statistics RCU assumptionPatrick McHardy
NF_CT_STAT_INC assumes rcu_read_lock in nf_hook_slow disables preemption as well, making it legal to use __get_cpu_var without disabling preemption manually. The assumption is not correct anymore with preemptable RCU, additionally we need to protect against softirqs when not holding nf_conntrack_lock. Add NF_CT_STAT_INC_ATOMIC macro, which disables local softirqs, and use where necessary. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: ip_conntrack: fix invalid conntrack statistics RCU assumptionPatrick McHardy
CONNTRACK_STAT_INC assumes rcu_read_lock in nf_hook_slow disables preemption as well, making it legal to use __get_cpu_var without disabling preemption manually. The assumption is not correct anymore with preemptable RCU, additionally we need to protect against softirqs when not holding ip_conntrack_lock. Add CONNTRACK_STAT_INC_ATOMIC macro, which disables local softirqs, and use where necessary. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: nf_conntrack: properly use RCU API for ↵Patrick McHardy
nf_ct_protos/nf_ct_l3protos arrays Replace preempt_{enable,disable} based RCU by proper use of the RCU API and add missing rcu_read_lock/rcu_read_unlock calls in all paths not obviously only used within packet process context (nfnetlink_conntrack). Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: ip_conntrack: properly use RCU API for ip_ct_protos arrayPatrick McHardy
Replace preempt_{enable,disable} based RCU by proper use of the RCU API and add missing rcu_read_lock/rcu_read_unlock calls in all paths not obviously only used within packet process context (nfnetlink_conntrack). Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: nf_nat: properly use RCU API for nf_nat_protos arrayPatrick McHardy
Replace preempt_{enable,disable} based RCU by proper use of the RCU API and add missing rcu_read_lock/rcu_read_unlock calls in paths used outside of packet processing context (nfnetlink_conntrack). Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: ip_nat: properly use RCU API for ip_nat_protos arrayPatrick McHardy
Replace preempt_{enable,disable} based RCU by proper use of the RCU API and add missing rcu_read_lock/rcu_read_unlock calls in paths used outside of packet processing context (nfnetlink_conntrack). Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: nf_log: minor cleanupsPatrick McHardy
- rename nf_logging to nf_loggers since its an array of registered loggers - rename nf_log_unregister_logger() to nf_log_unregister() to make it symetrical to nf_log_register() and convert all users Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: nf_log: switch logger registration/unregistration to mutexPatrick McHardy
The spinlock is only used in process context (register/unregister), switch to a mutex. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: nf_log: make nf_log_unregister_pf return voidPatrick McHardy
Since the only user of nf_log_unregister_pf (nfnetlink_log) doesn't check the return value, change it to void and bail out silently when a non-existant address family is supplied. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-02-12[NETFILTER]: nf_log: use rcu_assign_pointer for RCU protected pointerPatrick McHardy
Also replace synchronize_net() calls by synchronize_rcu() since the RCU protected data is also used for sysfs. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>