- fixed some memory leaks in sc_establish_context

git-svn-id: https://www.opensc-project.org/svnp/opensc/trunk@388 c6295689-39f2-0310-b995-f0e70906c6a9

src/libopensc/ctx.c

@@ -315,6 +315,8 @@ int sc_establish_context(struct sc_context **ctx_out, const char *app_name)
 #endif
 	load_reader_drivers(ctx, &opts);
 	load_card_drivers(ctx, &opts);
+	del_drvs(&opts, 0);
+	del_drvs(&opts, 1);
 
 	*ctx_out = ctx;
 	return 0;