"Invalid standard argument should be a warning. Just leak it into the

output." (patch by Joerg Sonnenberger)

2 files changed, 5 insertions, 4 deletions

diff --git a/mdoc_action.c b/mdoc_action.c
index 0883f7f1..4739e0b6 100644
--- a/mdoc_action.c
+++ b/mdoc_action.c
@@ -366,9 +366,10 @@ post_st(POST_ARGS)
 
 	assert(MDOC_TEXT == n->child->type);
 	p = mdoc_a2st(n->child->string);
-	assert(p);
-	free(n->child->string);
-	n->child->string = mandoc_strdup(p);
+	if (p != NULL) {
+		free(n->child->string);
+		n->child->string = mandoc_strdup(p);
+	}
 	return(1);
 }
 
diff --git a/mdoc_validate.c b/mdoc_validate.c
index 8d9e2b0f..ad33b1f4 100644
--- a/mdoc_validate.c
+++ b/mdoc_validate.c
@@ -1162,7 +1162,7 @@ post_st(POST_ARGS)
 
 	if (mdoc_a2st(mdoc->last->child->string))
 		return(1);
-	return(mdoc_nerr(mdoc, mdoc->last, EBADSTAND));
+	return(mdoc_nwarn(mdoc, mdoc->last, EBADSTAND));
 }