Alexey Dobriyan 9d65cb4a17 Fix race between cat /proc/*/wchan and rmmod et al ...

kallsyms_lookup() can go iterating over modules list unprotected which is OK
for emergency situations (oops), but not OK for regular stuff like
/proc/*/wchan.

Introduce lookup_symbol_name()/lookup_module_symbol_name() which copy symbol
name into caller-supplied buffer or return -ERANGE.  All copying is done with
module_mutex held, so...

Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2007-05-08 11:15:08 -07:00

..

array.c

reduce size of task_struct on 64-bit machines

2007-05-08 11:14:58 -07:00

base.c

Fix race between cat /proc/*/wchan and rmmod et al

2007-05-08 11:15:08 -07:00

generic.c

Fix race between proc_readdir and remove_proc_entry

2007-05-08 11:15:02 -07:00

inode-alloc.txt

Linux-2.6.12-rc2

2005-04-16 15:20:36 -07:00

inode.c

proc: remove pathetic ->deleted WARN_ON

2007-05-08 11:15:02 -07:00

internal.h

proc: maps protection

2007-05-08 11:15:02 -07:00

kcore.c

[PATCH] elf: fix kcore note size calculation

2006-12-07 08:39:38 -08:00

kmsg.c

[PATCH] Make most file operations structs in fs/ const

2006-03-28 09:16:06 -08:00

Makefile

[PATCH] Fix kernel build with EMBEDDED & PROC_FS & !PROC_SYSCTL

2007-03-27 09:05:16 -07:00

mmu.c

[PATCH] fix impossible VmallocChunk

2005-05-17 07:59:10 -07:00

nommu.c

[PATCH] mark struct file_operations const 6

2007-02-12 09:48:45 -08:00

proc_devtree.c

[POWERPC] Make struct property's value a void *

2007-04-13 03:55:18 +10:00

proc_misc.c

header cleaning: don't include smp_lock.h when not used

2007-05-08 11:15:07 -07:00

proc_sysctl.c

[PATCH] sysctl: hide the sysctl proc inodes from selinux

2007-02-14 08:10:00 -08:00

proc_tty.c

Protect tty drivers list with tty_mutex

2007-05-08 11:15:05 -07:00

root.c

[PATCH] proc: fix linkage with CONFIG_SYSCTL=y, CONFIG_PROC_SYSCTL=n

2007-04-02 10:06:08 -07:00

task_mmu.c

proc: maps protection

2007-05-08 11:15:02 -07:00

task_nommu.c

proc: maps protection

2007-05-08 11:15:02 -07:00

vmcore.c

[PATCH] i386: Allow i386 crash kernels to handle x86_64 dumps

2007-05-02 19:27:09 +02:00