[Buildroot] [PATCH] target-finalize: avoid stripping kernel modules with incorrect permissions

Arnout Vandecappelle arnout at mind.be
Tue Apr 29 22:03:51 UTC 2014


On 29/04/14 20:54, Thomas De Schampheleire wrote:
> If a kernel module is installed with incorrect permissions (0755 iso 0644),
> it would get stripped in a way that would render the kernel module broken.
> While the incorrect permissions are a developer error, it is a minor change
> to prevent this mistake from causing incorrectly stripped modules.
> 
> This was reported with bug #6992:
> https://bugs.busybox.net/show_bug.cgi?id=6992
> 
> Signed-off-by: Thomas De Schampheleire <thomas.de.schampheleire at gmail.com>

Acked-by: Arnout Vandecappelle (Essensium/Mind) <arnout at mind.be>

> 
> ---
>  Makefile |  2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/Makefile b/Makefile
> --- a/Makefile
> +++ b/Makefile
> @@ -507,7 +507,7 @@ ifneq (,$(call qstrip,$(BR2_STRIP_EXCLUD
>  STRIP_FIND_CMD += \( $(call finddirclauses,$(TARGET_DIR),$(call qstrip,$(BR2_STRIP_EXCLUDE_DIRS))) \) -prune -o
>  endif
>  STRIP_FIND_CMD += -type f \( -perm /111 -o -name '*.so*' \)
> -STRIP_FIND_CMD += -not \( $(call findfileclauses,libpthread*.so* $(call qstrip,$(BR2_STRIP_EXCLUDE_FILES))) \) -print
> +STRIP_FIND_CMD += -not \( $(call findfileclauses,libpthread*.so* *.ko $(call qstrip,$(BR2_STRIP_EXCLUDE_FILES))) \) -print

 The *.ko is a bit lost between the others, so maybe add a comment to
explain why libpthread*.so* and *.ko are excluded.

 But that's optional and may be a separate patch, hence my Ack on this
one already.

 Regards,
 Arnout

>  
>  $(TARGETS_ROOTFS): target-finalize
>  
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-- 
Arnout Vandecappelle                          arnout at mind be
Senior Embedded Software Architect            +32-16-286500
Essensium/Mind                                http://www.mind.be
G.Geenslaan 9, 3001 Leuven, Belgium           BE 872 984 063 RPR Leuven
LinkedIn profile: http://www.linkedin.com/in/arnoutvandecappelle
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