updated for version 7.3.108
Problem:    Useless check for NULL when calling vim_free().
Solution:   Remove the check. (Dominique Pelle)
diff --git a/src/eval.c b/src/eval.c
index af4ba89..d7e8332 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -5106,9 +5106,7 @@
 	    else
 		ret = OK;
 	}
-
-	if (alias != NULL)
-	    vim_free(alias);
+	vim_free(alias);
     }
 
     *arg = skipwhite(*arg);
@@ -19807,7 +19805,7 @@
 	    EMSG2(_("E704: Funcref variable name must start with a capital: %s"), name);
 	    return;
 	}
-	/* Don't allow hiding a function.  When "v" is not NULL we migth be
+	/* Don't allow hiding a function.  When "v" is not NULL we might be
 	 * assigning another function to the same var, the type is checked
 	 * below. */
 	if (v == NULL && function_exists(name))