Fix: report path truncation on addition of local uri to consumer

Return an error whenever a session's destinatio path exceeds the
maximal allowed length (LTTNG_PATH_MAX).

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>

diff --git a/src/bin/lttng-sessiond/cmd.c b/src/bin/lttng-sessiond/cmd.c
index 10fd45757397257d84a4da8c48de3385964c9fcd..14da886238cfbfd90f7e33d4dc05c1c740aca049 100644 (file)
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -912,6 +912,10 @@ static enum lttng_error_code add_uri_to_consumer(
                ret = lttng_strncpy(consumer->dst.session_root_path,
                                uri->dst.path,
                                sizeof(consumer->dst.session_root_path));
+               if (ret) {
+                       ret_code = LTTNG_ERR_FATAL;
+                       goto error;
+               }
                consumer->type = CONSUMER_DST_LOCAL;
                break;
        }