redonkable/alistair23-linux
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alistair23-linux/net
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NeilBrown 250f391518 [PATCH] knfsd: fix an NFSD bug with full sized, non-page-aligned reads 
NFSd assumes that largest number of pages that will be needed for a
request+response is 2+N where N pages is the size of the largest permitted
read/write request.  The '2' are 1 for the non-data part of the request, and 1
for the non-data part of the reply.

However, when a read request is not page-aligned, and we choose to use
->sendfile to send it directly from the page cache, we may need N+1 pages to
hold the whole reply.  This can overflow and array and cause an Oops.

This patch increases size of the array for holding pages by one and makes sure
that entry is NULL when it is not in use.

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-01-26 13:50:59 -08:00
..
802 [NET]: Kill direct includes of asm/checksum.h 2006-12-02 21:22:59 -08:00
8021q [PATCH] Finish annotations of struct vlan_ethhdr 2006-10-10 16:15:34 -07:00
appletalk [PATCH] severing skbuff.h -> highmem.h 2006-12-04 02:00:29 -05:00
atm [PATCH] struct path: convert atm 2006-12-08 08:28:44 -08:00
ax25 [AX.25]: Fix unchecked ax25_linkfail_register uses 2006-12-17 21:59:11 -08:00
bluetooth [Bluetooth] Restrict well known PSM to privileged users 2007-01-22 22:00:45 +01:00
bridge [NETFILTER]: ebtables: don't compute gap before checking struct type 2007-01-04 12:17:44 -08:00
core [IPSEC] flow: Fix potential memory leak 2007-01-23 20:25:39 -08:00
dccp [DCCP] ccid3: return value in ccid3_hc_rx_calc_first_li 2006-12-13 16:48:24 -08:00
decnet [PATCH] sysctl: remove unused "context" param 2006-12-10 09:55:41 -08:00
econet [NET]: Conversions from kmalloc+memset to k(z|c)alloc. 2006-07-21 14:51:30 -07:00
ethernet [NET]: Kill direct includes of asm/checksum.h 2006-12-02 21:22:59 -08:00
ieee80211 [PATCH] ieee80211softmac: Fix mutex_lock at exit of ieee80211_softmac_get_genie 2006-12-19 16:19:45 -05:00
ipv4 [TCP]: rare bad TCP checksum with 2.6.19 2007-01-23 22:07:12 -08:00
ipv6 [IPV6]: Fixed the size of the netlink message notified by inet6_rt_notify(). 2007-01-23 22:09:41 -08:00
ipx [IPX]: Annotate and fix IPX checksum 2006-11-05 14:11:25 -08:00
irda [PATCH] tty: switch to ktermios and new framework 2006-12-08 08:28:56 -08:00
key audit: Add auditing to ipsec 2006-12-06 20:14:22 -08:00
lapb [LAPB]: Fix windowsize check 2006-08-05 21:15:58 -07:00
llc [LLC]: anotations 2006-12-02 21:21:23 -08:00
netfilter [NETFILTER]: ctnetlink: fix leak in ctnetlink_create_conntrack error path 2007-01-23 20:25:42 -08:00
netlabel NetLabel: correct CIPSO tag handling when adding new DOI definitions 2007-01-09 00:30:01 -08:00
netlink [AF_NETLINK]: module_put cleanup 2007-01-03 18:38:15 -08:00
netrom [AX.25]: Fix unchecked ax25_linkfail_register uses 2006-12-17 21:59:11 -08:00
packet [NET]: Memory barrier cleanups 2006-12-07 00:11:33 -08:00
rose [AX.25]: Fix unchecked rose_add_loopback_neigh uses 2006-12-17 21:59:14 -08:00
rxrpc [PATCH] Add include/linux/freezer.h and move definitions from sched.h 2006-12-07 08:39:27 -08:00
sched [NET_SCHED] sch_htb: turn intermediate classes into leaves 2006-12-08 17:19:32 -08:00
sctp [SCTP]: Fix compiler warning. 2007-01-23 22:32:23 -08:00
sunrpc [PATCH] knfsd: fix an NFSD bug with full sized, non-page-aligned reads 2007-01-26 13:50:59 -08:00
tipc [PATCH] getting rid of all casts of k[cmz]alloc() calls 2006-12-13 09:05:58 -08:00
unix [PATCH] struct path: convert unix 2006-12-08 08:28:50 -08:00
wanrouter [WANROUTER]: Kill kmalloc debugging code. 2006-12-07 00:18:22 -08:00
x25 [X.25]: Add missing sock_put in x25_receive_data 2007-01-23 20:25:48 -08:00
xfrm [IPSEC]: Policy list disorder 2007-01-23 20:25:51 -08:00
compat.c [NET]: File descriptor loss while receiving SCM_RIGHTS 2006-10-11 23:59:48 -07:00
Kconfig [NETFILTER]: remove the reference to ipchains from Kconfig 2006-12-02 21:31:35 -08:00
Makefile [NetLabel]: core NetLabel subsystem 2006-09-22 14:53:34 -07:00
nonet.c [PATCH] Make most file operations structs in fs/ const 2006-03-28 09:16:06 -08:00
socket.c [PATCH] struct path: convert net 2006-12-08 08:28:48 -08:00
sysctl_net.c Remove obsolete #include <linux/config.h> 2006-06-30 19:25:36 +02:00
TUNABLE Linux-2.6.12-rc2 2005-04-16 15:20:36 -07:00