Bug 624330 – sys-apps/frandom-1.1 : /.../frandom.c:267:7: error: implicit declaration of function ‘copy_to_user’ [-Werror=implicit-function-declaration]

• Status: CONFIRMED
• Product: Gentoo Linux

[Description Toralf Förster 2017-07-09 08:09:51 UTC]

  CC [M]  /var/tmp/portage/sys-apps/frandom-1.1/work/frandom-1.1/frandom.o
/var/tmp/portage/sys-apps/frandom-1.1/work/frandom-1.1/frandom.c: In function ‘frandom_read’:
/var/tmp/portage/sys-apps/frandom-1.1/work/frandom-1.1/frandom.c:267:7: error: implicit declaration of function ‘copy_to_user’ [-Werror=implicit-function-declaration]
   if (copy_to_user(buf, state->buf, dobytes)) {
       ^~~~~~~~~~~~
cc1: some warnings being treated as errors

  -------------------------------------------------------------------

  This is an unstable amd64 chroot image at a tinderbox (==build bot)
  name: 13.0-desktop-gnome_20170706-211748

  -------------------------------------------------------------------

gcc-config -l:
 [1] x86_64-pc-linux-gnu-6.3.0 *

Available Python interpreters, in order of preference:
  [1]   python3.4
  [2]   python2.7 (fallback)
Available Ruby profiles:
  [1]   ruby21 (with Rubygems)
  [2]   ruby22 (with Rubygems) *
java-config:
The following VMs are available for generation-2:
*)	IcedTea JDK 3.4.0 [icedtea-bin-8]
Available Java Virtual Machines:
  [1]   icedtea-bin-8  system-vm

[Comment 1 Toralf Förster 2017-07-09 08:09:55 UTC]

Created attachment 482468 [details]
emerge-info.txt

[Comment 2 Toralf Förster 2017-07-09 08:09:58 UTC]

Created attachment 482470 [details]
emerge-history.txt

[Comment 3 Toralf Förster 2017-07-09 08:10:02 UTC]

Created attachment 482472 [details]
environment

[Comment 4 Toralf Förster 2017-07-09 08:10:05 UTC]

Created attachment 482474 [details]
etc.portage.tbz2

[Comment 5 Toralf Förster 2017-07-09 08:10:09 UTC]

Created attachment 482476 [details]
sys-apps:frandom-1.1:20170708-214540.log

[Comment 6 Toralf Förster 2017-07-09 08:10:12 UTC]

Created attachment 482478 [details]
temp.tbz2

[Comment 7 Marco Genasci 2017-08-30 17:13:38 UTC]

Created attachment 491112 [details, diff]
frandom-copy-from-user.patch

Patch for version 1.1, the new version 1.2 [1] fix problem.

[1] http://billauer.co.il/download/frandom-1.2.tar.gz

[Comment 8 Vedran Vrbanc 2017-10-13 11:34:39 UTC]

The author has uploaded the version 1.2 to SourceForge. This version compiles successfully with newer kernels.

Now all that is needed to fix this bug is to bump the ebuild version to 1.2, I.E. copy the frandom-1.1.ebuild to frandom-1.2.ebuild.