X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fcmd.c;h=06bf0f4f386832a199a199862e2416301d42e521;hb=c7d620a2a00e1da14a0d06752b9055d9de6017b5;hp=460f1d69fda2672cadbcb35a2992d4ba2a208a1c;hpb=fb3268e3029673dbb7c6d43b2dcde5e5f9eec07a;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/cmd.c b/src/bin/lttng-sessiond/cmd.c
index 460f1d69f..06bf0f4f3 100644
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -1928,6 +1928,9 @@ ssize_t cmd_list_channels(int domain, struct ltt_session *session,
 			nb_chan = session->kernel_session->channel_count;
 		}
 		DBG3("Number of kernel channels %zd", nb_chan);
+		if (nb_chan <= 0) {
+			ret = LTTNG_ERR_KERN_CHAN_NOT_FOUND;
+		}
 		break;
 	case LTTNG_DOMAIN_UST:
 		if (session->ust_session != NULL) {
@@ -1935,6 +1938,9 @@ ssize_t cmd_list_channels(int domain, struct ltt_session *session,
 					session->ust_session->domain_global.channels);
 		}
 		DBG3("Number of UST global channels %zd", nb_chan);
+		if (nb_chan <= 0) {
+			ret = LTTNG_ERR_UST_CHAN_NOT_FOUND;
+		}
 		break;
 	default:
 		*channels = NULL;
@@ -1952,6 +1958,8 @@ ssize_t cmd_list_channels(int domain, struct ltt_session *session,
 		list_lttng_channels(domain, session, *channels);
 	} else {
 		*channels = NULL;
+		/* Ret value was set in the domain switch case */
+		goto error;
 	}
 
 	return nb_chan;