Message ID | 20220124232944.17027-1-sergey@lobanov.in |
---|---|
State | Accepted |
Commit | 54ee416050f1d0b3c93d6ec1708f5925e57aa6bf |
Delegated to: | Tom Rini |
Headers | show |
Series | [v3] mkimage: fix segfault on MacOS arm64 | expand |
On Tue, Jan 25, 2022 at 02:29:44AM +0300, Sergey V. Lobanov wrote: > mkimage segfaults due to the ASLR mechanism on MacOS arm64 > > It is required to use _dyld_get_image_vmaddr_slide() > to prevent segfault on MacOS arm64 > > This patch is based on the discussion > https://github.com/u-boot/u-boot/commit/3b142045e8a7f0ab17b6099e9226296af45967d0 > > Thanks to Jessica Clarke, Ronny Kotzschmar and ptpt52 github user > > Reviewed-by: Jessica Clarke <jrtc27@jrtc27.com> > Signed-off-by: Sergey V. Lobanov <sergey@lobanov.in> Applied to u-boot/master, thanks!
diff --git a/tools/imagetool.h b/tools/imagetool.h index b7ac3a23d0..45eaada4b5 100644 --- a/tools/imagetool.h +++ b/tools/imagetool.h @@ -272,11 +272,13 @@ int rockchip_copy_image(int fd, struct image_tool_params *mparams); * b) we need a API call to get the respective section symbols */ #if defined(__MACH__) #include <mach-o/getsect.h> +#include <mach-o/dyld.h> #define INIT_SECTION(name) do { \ unsigned long name ## _len; \ char *__cat(pstart_, name) = getsectdata("__DATA", \ #name, &__cat(name, _len)); \ + __cat(pstart_, name) += _dyld_get_image_vmaddr_slide(0);\ char *__cat(pstop_, name) = __cat(pstart_, name) + \ __cat(name, _len); \ __cat(__start_, name) = (void *)__cat(pstart_, name); \