25 lines
1.0 KiB
Diff
25 lines
1.0 KiB
Diff
For some binaries we can get a invalid section alignment, for example if
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sh_align = 1 and sh_addralign is 0. In the case of a zero size section like
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".note.GNU-stack", this is irrelavent as far as I can tell and we shouldn't
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error in this case.
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RP 2014/6/11
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Upstream-Status: Pending
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Index: elfutils-0.158/libelf/elf32_updatenull.c
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===================================================================
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--- elfutils-0.158.orig/libelf/elf32_updatenull.c 2012-12-14 22:40:48.000000000 +0000
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+++ elfutils-0.158/libelf/elf32_updatenull.c 2014-06-11 16:35:43.417386291 +0000
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@@ -327,8 +327,8 @@
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we test for the alignment of the section being large
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enough for the largest alignment required by a data
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block. */
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- if (unlikely (! powerof2 (shdr->sh_addralign))
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- || unlikely (shdr->sh_addralign < sh_align))
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+ if (shdr->sh_size && (unlikely (! powerof2 (shdr->sh_addralign))
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+ || unlikely (shdr->sh_addralign < sh_align)))
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{
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__libelf_seterrno (ELF_E_INVALID_ALIGN);
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return -1;
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