From: Simon Marchi <simon.marchi@ericsson.com>
Date: Mon, 18 Jul 2011 20:23:14 +0000 (-0400)
Subject: Fix segfault when typealias fails
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=230da7433d746d56c6837b44794531c1bbee74e1;p=deliverable%2Fbabeltrace.git

Fix segfault when typealias fails

Signed-off-by: Simon Marchi <simon.marchi@polymtl.ca>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/formats/ctf/metadata/ctf-visitor-generate-io-struct.c b/formats/ctf/metadata/ctf-visitor-generate-io-struct.c
index bdb5c68d6..cda3329be 100644
--- a/formats/ctf/metadata/ctf-visitor-generate-io-struct.c
+++ b/formats/ctf/metadata/ctf-visitor-generate-io-struct.c
@@ -584,7 +584,9 @@ int ctf_typealias_visit(FILE *fd, int depth, struct declaration_scope *scope,
 	return 0;
 
 error:
-	type_declaration->declaration_free(type_declaration);
+	if (type_declaration) {
+		type_declaration->declaration_free(type_declaration);
+	}
 	return err;
 }