X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fcmd.c;h=ce5b5e27ed30755ce1126a270bd1f1495d642dd7;hb=5642e68641086a58052b36319d9020b9068f45db;hp=ae0a56ac67e0d249953ec39d28718323484dbbad;hpb=6a01943c9a30b3fd43f8cd92ca80c2d21049f3f6;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/cmd.c b/src/bin/lttng-sessiond/cmd.c
index ae0a56ac6..ce5b5e27e 100644
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -235,11 +235,11 @@ end:
 /*
  * Fill lttng_channel array of all channels.
  */
-static void list_lttng_channels(enum lttng_domain_type domain,
+static ssize_t list_lttng_channels(enum lttng_domain_type domain,
 		struct ltt_session *session, struct lttng_channel *channels,
 		struct lttcomm_channel_extended *chan_exts)
 {
-	int i = 0, ret;
+	int i = 0, ret = 0;
 	struct ltt_kernel_channel *kchan;
 
 	DBG("Listing channels for session %s", session->name);
@@ -325,7 +325,11 @@ static void list_lttng_channels(enum lttng_domain_type domain,
 	}
 
 end:
-	return;
+	if (ret < 0) {
+		return -LTTNG_ERR_FATAL;
+	} else {
+		return LTTNG_OK;
+	}
 }
 
 static void increment_extended_len(const char *filter_expression,
@@ -3010,7 +3014,12 @@ ssize_t cmd_list_channels(enum lttng_domain_type domain,
 
 		channel_exts = ((void *) *channels) +
 				(nb_chan * sizeof(struct lttng_channel));
-		list_lttng_channels(domain, session, *channels, channel_exts);
+		ret = list_lttng_channels(domain, session, *channels, channel_exts);
+		if (ret != LTTNG_OK) {
+			free(*channels);
+			*channels = NULL;
+			goto end;
+		}
 	} else {
 		*channels = NULL;
 	}