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Commit c7a65e06 authored by Quentin Casasnovas's avatar Quentin Casasnovas Committed by Rusty Russell
Browse files

modpost: mismatch_handler: retrieve tosym information only when needed. 



Signed-off-by: default avatarQuentin Casasnovas <quentin.casasnovas@oracle.com>
Signed-off-by: default avatarRusty Russell <rusty@rustcorp.com.au>
parent 356ad538

scripts/mod/modpost.c

+4 −3
Original line number Diff line number Diff line
@@ -1432,16 +1432,17 @@ static void default_mismatch_handler(const char *modname, struct elf_info *elf, 
	const char *tosym;

	const char *fromsym;



	tosec = sec_name(elf, get_secindex(elf, sym));

	from = find_elf_symbol2(elf, r->r_offset, fromsec);

	fromsym = sym_name(elf, from);

	to = find_elf_symbol(elf, r->r_addend, sym);

	tosym = sym_name(elf, to);



	if (!strncmp(fromsym, "reference___initcall",

		     sizeof("reference___initcall")-1))

		return;



	tosec = sec_name(elf, get_secindex(elf, sym));

	to = find_elf_symbol(elf, r->r_addend, sym);

	tosym = sym_name(elf, to);



	/* check whitelist - we may ignore it */

	if (secref_whitelist(mismatch,

			     fromsec, fromsym, tosec, tosym)) {