diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 4dbb6c1c53..677459cb97 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2011-09-23  Yao Qi  <yao@codesourcery.com>
+
+	* i386-linux-nat.c (i386_linux_resume): Use read_memory_unsigned_integer
+	to get address.
+
 2011-09-22  Tristan Gingold  <gingold@adacore.com>
 
 	* fork-child.c (fork_inferior): Add exec_fun parameter.
diff --git a/gdb/i386-linux-nat.c b/gdb/i386-linux-nat.c
index e32a119b1a..6257931020 100644
--- a/gdb/i386-linux-nat.c
+++ b/gdb/i386-linux-nat.c
@@ -893,7 +893,8 @@ i386_linux_resume (struct target_ops *ops,
 
 	      regcache_cooked_read_unsigned (regcache, I386_ESP_REGNUM, &sp);
 	      if (syscall == SYS_rt_sigreturn)
-		addr = read_memory_integer (sp + 8, 4, byte_order) + 20;
+		addr = read_memory_unsigned_integer (sp + 8, 4, byte_order)
+		  + 20;
 	      else
 		addr = sp;