ARM: module: ignore unwind for sections not marked SHF_ALLOC



If a section is not marked with SHF_ALLOC, it will be discarded
by the module code.  Therefore, it is not correct to register
the unwind tables.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

parent 8931360e

arch/arm/kernel/module.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -290,6 +290,9 @@ int module_finalize(const Elf32_Ehdr hdr, const Elf_Shdr sechdrs,
		for (s = sechdrs; s < sechdrs_end; s++) {
		const char *secname = secstrs + s->sh_name;

		if (!(s->sh_flags & SHF_ALLOC))
		continue;

		if (strcmp(".ARM.exidx.init.text", secname) == 0)
		maps[ARM_SEC_INIT].unw_sec = s;
		else if (strcmp(".ARM.exidx.devinit.text", secname) == 0)