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Message-Id: <1452518355-4606-18-git-send-email-ard.biesheuvel@linaro.org>
Date: Mon, 11 Jan 2016 14:19:10 +0100
From: Ard Biesheuvel <ard.biesheuvel@...aro.org>
To: linux-arm-kernel@...ts.infradead.org,
kernel-hardening@...ts.openwall.com,
will.deacon@....com,
catalin.marinas@....com,
mark.rutland@....com,
leif.lindholm@...aro.org,
keescook@...omium.org,
linux-kernel@...r.kernel.org
Cc: stuart.yoder@...escale.com,
bhupesh.sharma@...escale.com,
arnd@...db.de,
marc.zyngier@....com,
christoffer.dall@...aro.org,
Ard Biesheuvel <ard.biesheuvel@...aro.org>
Subject: [PATCH v3 16/21] scripts/sortextable: add support for ET_DYN binaries
Add support to scripts/sortextable for handling relocatable (PIE)
executables, whose ELF type is ET_DYN, not ET_EXEC. Other than adding
support for the new type, no changes are needed.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@...aro.org>
---
scripts/sortextable.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/scripts/sortextable.c b/scripts/sortextable.c
index af247c70fb66..19d83647846c 100644
--- a/scripts/sortextable.c
+++ b/scripts/sortextable.c
@@ -266,9 +266,9 @@ do_file(char const *const fname)
break;
} /* end switch */
if (memcmp(ELFMAG, ehdr->e_ident, SELFMAG) != 0
- || r2(&ehdr->e_type) != ET_EXEC
+ || (r2(&ehdr->e_type) != ET_EXEC && r2(&ehdr->e_type) != ET_DYN)
|| ehdr->e_ident[EI_VERSION] != EV_CURRENT) {
- fprintf(stderr, "unrecognized ET_EXEC file %s\n", fname);
+ fprintf(stderr, "unrecognized ET_EXEC/ET_DYN file %s\n", fname);
fail_file();
}
@@ -304,7 +304,7 @@ do_file(char const *const fname)
if (r2(&ehdr->e_ehsize) != sizeof(Elf32_Ehdr)
|| r2(&ehdr->e_shentsize) != sizeof(Elf32_Shdr)) {
fprintf(stderr,
- "unrecognized ET_EXEC file: %s\n", fname);
+ "unrecognized ET_EXEC/ET_DYN file: %s\n", fname);
fail_file();
}
do32(ehdr, fname, custom_sort);
@@ -314,7 +314,7 @@ do_file(char const *const fname)
if (r2(&ghdr->e_ehsize) != sizeof(Elf64_Ehdr)
|| r2(&ghdr->e_shentsize) != sizeof(Elf64_Shdr)) {
fprintf(stderr,
- "unrecognized ET_EXEC file: %s\n", fname);
+ "unrecognized ET_EXEC/ET_DYN file: %s\n", fname);
fail_file();
}
do64(ghdr, fname, custom_sort);
--
2.5.0
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