diff --git a/arch/microblaze/kernel/sys_microblaze.c b/arch/microblaze/kernel/sys_microblaze.c
index ba0568c..31905ff 100644
--- a/arch/microblaze/kernel/sys_microblaze.c
+++ b/arch/microblaze/kernel/sys_microblaze.c
@@ -131,7 +131,7 @@
 		ret = sys_shmctl(first, second, (struct shmid_ds *) ptr);
 		break;
 	}
-	return -EINVAL;
+	return ret;
 }
 
 asmlinkage int sys_vfork(struct pt_regs *regs)