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path: root/toolchain/uClibc/patches-0.9.33.2/011-dlsym_rtld_next_fix.patch
blob: 5c90ca590ba0641982dac9c1b12b7d2770851b6c (plain)
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diff -urN uClibc-0.9.33.2/ldso/libdl/libdl.c uClibc-0.9.33.2.new/ldso/libdl/libdl.c
--- uClibc-0.9.33.2/ldso/libdl/libdl.c	2012-05-15 09:20:09.000000000 +0200
+++ uClibc-0.9.33.2.new/ldso/libdl/libdl.c	2012-11-10 18:34:56.673501060 +0100
@@ -671,7 +671,7 @@
 {
 	struct elf_resolve *tpnt, *tfrom;
 	struct dyn_elf *handle;
-	ElfW(Addr) from;
+	ElfW(Addr) from = 0;
 	struct dyn_elf *rpnt;
 	void *ret;
 	struct symbol_ref sym_ref = { NULL, NULL };
@@ -729,7 +729,12 @@
 	tpnt = NULL;
 	if (handle == _dl_symbol_tables)
 		tpnt = handle->dyn; /* Only search RTLD_GLOBAL objs if global object */
-	ret = _dl_find_hash(name2, &handle->dyn->symbol_scope, tpnt, ELF_RTYPE_CLASS_DLSYM, &sym_ref);
+	do {
+		ret = _dl_find_hash(name2, &handle->dyn->symbol_scope, tpnt, ELF_RTYPE_CLASS_DLSYM, &sym_ref);
+		if (ret != NULL)
+			break;
+		handle = handle->next;
+	} while (from && handle);
 
 #if defined(USE_TLS) && USE_TLS && defined SHARED
 	if (sym_ref.sym && (ELF_ST_TYPE(sym_ref.sym->st_info) == STT_TLS) && (sym_ref.tpnt)) {