queue-4.7/avr32-fix-undefined-reference-to-___copy_from_user.patch

   1 From 65c0044ca8d7c7bbccae37f0ff2972f0210e9f41 Mon Sep 17 00:00:00 2001
   2 From: Guenter Roeck <linux@roeck-us.net>
   3 Date: Sat, 17 Sep 2016 07:52:49 -0700
   4 Subject: avr32: fix 'undefined reference to `___copy_from_user'
   5
   6 From: Guenter Roeck <linux@roeck-us.net>
   7
   8 commit 65c0044ca8d7c7bbccae37f0ff2972f0210e9f41 upstream.
   9
  10 avr32 builds fail with:
  11
  12 arch/avr32/kernel/built-in.o: In function `arch_ptrace':
  13 (.text+0x650): undefined reference to `___copy_from_user'
  14 arch/avr32/kernel/built-in.o:(___ksymtab+___copy_from_user+0x0): undefined
  15 reference to `___copy_from_user'
  16 kernel/built-in.o: In function `proc_doulongvec_ms_jiffies_minmax':
  17 (.text+0x5dd8): undefined reference to `___copy_from_user'
  18 kernel/built-in.o: In function `proc_dointvec_minmax_sysadmin':
  19 sysctl.c:(.text+0x6174): undefined reference to `___copy_from_user'
  20 kernel/built-in.o: In function `ptrace_has_cap':
  21 ptrace.c:(.text+0x69c0): undefined reference to `___copy_from_user'
  22 kernel/built-in.o:ptrace.c:(.text+0x6b90): more undefined references to
  23 `___copy_from_user' follow
  24
  25 Fixes: 8630c32275ba ("avr32: fix copy_from_user()")
  26 Cc: Al Viro <viro@zeniv.linux.org.uk>
  27 Acked-by: Havard Skinnemoen <hskinnemoen@gmail.com>
  28 Acked-by: Hans-Christian Noren Egtvedt <egtvedt@samfundet.no>
  29 Signed-off-by: Guenter Roeck <linux@roeck-us.net>
  30 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  31
  32 ---
  33  arch/avr32/lib/copy_user.S |    4 ++--
  34  1 file changed, 2 insertions(+), 2 deletions(-)
  35
  36 --- a/arch/avr32/lib/copy_user.S
  37 +++ b/arch/avr32/lib/copy_user.S
  38 @@ -23,8 +23,8 @@
  39          */
  40         .text
  41         .align  1
  42 -       .global copy_from_user
  43 -       .type   copy_from_user, @function
  44 +       .global ___copy_from_user
  45 +       .type   ___copy_from_user, @function
  46  ___copy_from_user:
  47         branch_if_kernel r8, __copy_user
  48         ret_if_privileged r8, r11, r10, r10