From: Nick Bowler <nbowler@draconx.ca>
Date: Thu, 16 Jul 2009 01:59:18 +0000 (-0400)
Subject: upkg: fix NULL dereference if upkg_export_class fails.
X-Git-Url: https://git.draconx.ca/gitweb/upkg.git/commitdiff_plain/80314102fea3deac6a30827e65a55b8cce760446

upkg: fix NULL dereference if upkg_export_class fails.
---

diff --git a/src/upkg.c b/src/upkg.c
index 87794cb..4a76fa2 100644
--- a/src/upkg.c
+++ b/src/upkg.c
@@ -202,6 +202,10 @@ int package_export(struct upkg *pkg)
 
 	for (unsigned i = 0; i < pkg->export_count; i++) {
 		class = upkg_export_class(pkg, i, &package);
+		if (!class) {
+			fprintf(stderr, "error getting class information.\n");
+			return EXIT_FAILURE;
+		}
 
 		type = module_get_class(package, class);
 		if (!type) continue;