X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=src%2Fcommon%2Fevent-field-value.c;h=2dd1947c2eaaf5cbb10763423bfb786b779cb8cc;hb=95671f5349e87cdd2ea6cb47243608e9368ab8d5;hp=b57c7c53e206fc249de919575583e04234aef923;hpb=9918e00a8a03011c145bb45c35b183c94ec69023;p=lttng-tools.git

diff --git a/src/common/event-field-value.c b/src/common/event-field-value.c
index b57c7c53e..2dd1947c2 100644
--- a/src/common/event-field-value.c
+++ b/src/common/event-field-value.c
@@ -190,8 +190,16 @@ struct lttng_event_field_value *lttng_event_field_value_string_create_with_size(
 		goto error;
 	}
 
-	assert(val);
-	field_val->val = strndup(val, size);
+	if (size) {
+		assert(val);
+		field_val->val = strndup(val, size);
+	} else {
+		/*
+		 * User code do not expect a NULL string pointer. Populate with
+		 * an empty string when length is 0.
+		 */
+		field_val->val = strdup("");
+	}
 	if (!field_val->val) {
 		goto error;
 	}