Commit-ID: ce90aaf5cde4ce057b297bb6c955caf16ef00ee6 Gitweb: https://git.kernel.org/tip/ce90aaf5cde4ce057b297bb6c955caf16ef00ee6 Author: Simon Ser <contact@xxxxxxxxxxx> AuthorDate: Sat, 30 Dec 2017 14:43:32 -0600 Committer: Ingo Molnar <mingo@xxxxxxxxxx> CommitDate: Sat, 30 Dec 2017 22:04:17 +0100 objtool: Fix seg fault with clang-compiled objects Fix a seg fault which happens when an input file provided to 'objtool orc generate' doesn't have a '.shstrtab' section (for instance, object files produced by clang don't have this section). Signed-off-by: Simon Ser <contact@xxxxxxxxxxx> Signed-off-by: Josh Poimboeuf <jpoimboe@xxxxxxxxxx> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Link: http://lkml.kernel.org/r/c0f2231683e9bed40fac1f13ce2c33b8389854bc.1514666459.git.jpoimboe@xxxxxxxxxx Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> --- tools/objtool/orc_gen.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/objtool/orc_gen.c b/tools/objtool/orc_gen.c index e5ca314..e61fe70 100644 --- a/tools/objtool/orc_gen.c +++ b/tools/objtool/orc_gen.c @@ -165,6 +165,8 @@ int create_orc_sections(struct objtool_file *file) /* create .orc_unwind_ip and .rela.orc_unwind_ip sections */ sec = elf_create_section(file->elf, ".orc_unwind_ip", sizeof(int), idx); + if (!sec) + return -1; ip_relasec = elf_create_rela_section(file->elf, sec); if (!ip_relasec) -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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