diff --git a/libmicro.changes b/libmicro.changes
index 188e2b5..5183739 100644
--- a/libmicro.changes
+++ b/libmicro.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed May 28 10:33:53 CEST 2008 - pkirsch@suse.de
+
+- removed warning for bnc#394556,
+  thanks to David Binderman
+
 -------------------------------------------------------------------
 Mon Mar 17 13:29:16 CET 2008 - yxu@suse.de
 
diff --git a/libmicro.spec b/libmicro.spec
index bf30f2d..db5e6ee 100644
--- a/libmicro.spec
+++ b/libmicro.spec
@@ -19,9 +19,10 @@ AutoReqProv:    on
 Summary:        kernel test suite, micro benchmark
 Url:            http://www.opensolaris.org/os/project/libmicro/
 Version:        0.4.0
-Release:        37
+Release:        52
 Source0:        %{name}-%{version}.tar.bz2
 Patch0:         find_binary.patch
+Patch1:         removed_undefined_warning.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
 %description
@@ -38,6 +39,7 @@ Authors:
 %prep
 %setup 
 %patch0 -p1
+%patch1 
 
 %build
   	make 
@@ -61,6 +63,9 @@ install -m 755 *.sh $RPM_BUILD_ROOT/usr/lib/libMicro/bin
 rm -rf $RPM_BUILD_ROOT
 
 %changelog
+* Wed May 28 2008 pkirsch@suse.de
+- removed warning for bnc#394556,
+  thanks to David Binderman
 * Mon Mar 17 2008 yxu@suse.de
 - retrieve the essential test executing file: bench.sh
 - clarify the path for binary in bench.sh
diff --git a/removed_undefined_warning.patch b/removed_undefined_warning.patch
new file mode 100644
index 0000000..924f0c3
--- /dev/null
+++ b/removed_undefined_warning.patch
@@ -0,0 +1,11 @@
+--- malloc.c
++++ malloc.c
+@@ -77,7 +77,7 @@
+ 		break;
+ 	case 's':
+ 		opts[optscnt] = sizetoint(optarg);
+-		optscnt = ++optscnt & (31);
++		optscnt = (optscnt + 1) & (31);
+ 		break;
+ 	default:
+ 		return (-1);