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-rw-r--r--elf/dl-lookup.c68
1 files changed, 47 insertions, 21 deletions
diff --git a/elf/dl-lookup.c b/elf/dl-lookup.c
index 4603761383..2b7473662f 100644
--- a/elf/dl-lookup.c
+++ b/elf/dl-lookup.c
@@ -273,17 +273,30 @@ _dl_lookup_symbol (const char *undef_name, struct link_map *undef_map,
{
/* It is very tricky. We need to figure out what value to
return for the protected symbol. */
- struct sym_val protected_value = { NULL, NULL };
-
- for (scope = symbol_scope; *scope; ++scope)
- if (_dl_do_lookup (undef_name, hash, *ref, &protected_value, *scope,
- 0, flags, NULL, ELF_RTYPE_CLASS_PLT))
- break;
-
- if (protected_value.s != NULL && protected_value.m != undef_map)
+ if (type_class == ELF_RTYPE_CLASS_PLT)
{
- current_value.s = *ref;
- current_value.m = undef_map;
+ if (current_value.s != NULL && current_value.m != undef_map)
+ {
+ current_value.s = *ref;
+ current_value.m = undef_map;
+ }
+ }
+ else
+ {
+ struct sym_val protected_value = { NULL, NULL };
+
+ for (scope = symbol_scope; *scope; ++scope)
+ if (_dl_do_lookup (undef_name, hash, *ref,
+ &protected_value, *scope, 0, flags,
+ NULL, ELF_RTYPE_CLASS_PLT))
+ break;
+
+ if (protected_value.s != NULL
+ && protected_value.m != undef_map)
+ {
+ current_value.s = *ref;
+ current_value.m = undef_map;
+ }
}
}
@@ -465,18 +478,31 @@ _dl_lookup_versioned_symbol (const char *undef_name,
{
/* It is very tricky. We need to figure out what value to
return for the protected symbol. */
- struct sym_val protected_value = { NULL, NULL };
-
- for (scope = symbol_scope; *scope; ++scope)
- if (_dl_do_lookup_versioned (undef_name, hash, *ref, &protected_value,
- *scope, 0, version, NULL,
- ELF_RTYPE_CLASS_PLT))
- break;
-
- if (protected_value.s != NULL && protected_value.m != undef_map)
+ if (type_class == ELF_RTYPE_CLASS_PLT)
{
- current_value.s = *ref;
- current_value.m = undef_map;
+ if (current_value.s != NULL && current_value.m != undef_map)
+ {
+ current_value.s = *ref;
+ current_value.m = undef_map;
+ }
+ }
+ else
+ {
+ struct sym_val protected_value = { NULL, NULL };
+
+ for (scope = symbol_scope; *scope; ++scope)
+ if (_dl_do_lookup_versioned (undef_name, hash, *ref,
+ &protected_value,
+ *scope, 0, version, NULL,
+ ELF_RTYPE_CLASS_PLT))
+ break;
+
+ if (protected_value.s != NULL
+ && protected_value.m != undef_map)
+ {
+ current_value.s = *ref;
+ current_value.m = undef_map;
+ }
}
}