schiff

commit b9a7d7860d96c077eb0327c6241cd270aa65fd34
parent 0ab680e39b68125158d49ccd728a1f69eba9cb56
Author: Vincent Forest <vincent.forest@meso-star.com>
Date:   Tue,  8 Oct 2019 11:08:47 +0200

Fix a segfault when the input file is empty

Diffstat:
M
src/schiff_args.c
 | 
5
+++++

1 file changed, 5 insertions(+), 0 deletions(-)
diff --git a/src/schiff_args.c b/src/schiff_args.c
@@ -1344,6 +1344,11 @@ parse_yaml
   doc_is_init = 1;
 
   root = yaml_document_get_root_node(&doc);
+  if(!root) {
+    fprintf(stderr, "Unexpected empty file `%s'.\n", filename);
+    res = RES_BAD_ARG;
+    goto error;
+  }
   if(root->type == YAML_MAPPING_NODE) {
     ndistribs = (size_t)
       (root->data.mapping.pairs.top - root->data.mapping.pairs.start);