Fixed documentation issues found by clang
diff --git a/include/polarssl/padlock.h b/include/polarssl/padlock.h
index 8df93c0..545120f 100644
--- a/include/polarssl/padlock.h
+++ b/include/polarssl/padlock.h
@@ -59,7 +59,7 @@
 /**
  * \brief          PadLock detection routine
  *
- * \param          The feature to detect
+ * \param feature  The feature to detect
  *
  * \return         1 if CPU has support for the feature, 0 otherwise
  */