Signed-off-by: Justin Pettit <jpet...@nicira.com>
---
ovn/lib/expr.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/ovn/lib/expr.c b/ovn/lib/expr.c
index 8270b82..8ec62b5 100644
--- a/ovn/lib/expr.c
+++ b/ovn/lib/expr.c
@@ -1480,7 +1480,10 @@ expr_annotate__(struct expr *expr, const struct shash
*symtab,
* - Expands references to predicate symbols, by replacing them by the
* expressions that they expand to.
*
- * In each case, annotation occurs recursively as necessary. */
+ * In each case, annotation occurs recursively as necessary.
+ *
+ * On failure, returns NULL and sets '*errorp' to an explanatory error
+ * message, which the caller must free. */
struct expr *
expr_annotate(struct expr *expr, const struct shash *symtab, char **errorp)
{
--
1.7.5.4
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