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a079cd4)
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
unsigned int chan_found = 0;
struct lttng_channel *channels = NULL;
unsigned int chan_found = 0;
struct lttng_channel *channels = NULL;
- DBG("Listing channel(s) (%s)", channel_name);
+ DBG("Listing channel(s) (%s)", channel_name ? : "<all>");
count = lttng_list_channels(handle, &channels);
if (count < 0) {
count = lttng_list_channels(handle, &channels);
if (count < 0) {