objtool: Fix failure when being compiled on x32 system

Fix compilation failure when compiling the kernel with the x32 toolchain.

In file included from check.c:16:
check.c: In function ¡check_abs_references¢:
/usr/src/git/linux-2.6/tools/objtool/include/objtool/warn.h:47:17: error: format ¡%lx¢ expects argument of type ¡long unsigned int¢, but argument 7 has type ¡u64¢ {aka ¡long
long unsigned int¢} [-Werror=format=]
   47 |                 "%s%s%s: objtool" extra ": " format "\n",               \
      |                 ^~~~~~~~~~~~~~~~~
/usr/src/git/linux-2.6/tools/objtool/include/objtool/warn.h:54:9: note: in expansion of macro ¡___WARN¢
   54 |         ___WARN(severity, "", format, ##__VA_ARGS__)
      |         ^~~~~~~
/usr/src/git/linux-2.6/tools/objtool/include/objtool/warn.h:74:27: note: in expansion of macro ¡__WARN¢
   74 | #define WARN(format, ...) __WARN(WARN_STR, format, ##__VA_ARGS__)
      |                           ^~~~~~
check.c:4713:33: note: in expansion of macro ¡WARN¢
 4713 |                                 WARN("section %s has absolute relocation at offset 0x%lx",
      |                                 ^~~~

Fixes: 0d6e456 ("objtool: Add action to check for absence of absolute relocations")
Signed-off-by: Mikulas Patocka <[email protected]>
Signed-off-by: Peter Zijlstra (Intel) <[email protected]>
Acked-by: Ard Biesheuvel <[email protected]>
Link: https://patch.msgid.link/[email protected]

Author: Mikulas Patocka

tools/objtool/check.c

@@ -4711,8 +4711,8 @@ static int check_abs_references(struct objtool_file *file)
 
 		for_each_reloc(sec->rsec, reloc) {
 			if (arch_absolute_reloc(file->elf, reloc)) {
-				WARN("section %s has absolute relocation at offset 0x%lx",
-				     sec->name, reloc_offset(reloc));
+				WARN("section %s has absolute relocation at offset 0x%llx",
+				     sec->name, (unsigned long long)reloc_offset(reloc));
 				ret++;
 			}
 		}