X-Git-Url: https://code.citadel.org/?p=citadel.git;a=blobdiff_plain;f=citadel%2Fevent_client.c;fp=citadel%2Fevent_client.c;h=927e18bd0d75a440807219a587dbc47653400737;hp=15b5f44a7270b4d903a90f0bc88e944e4b356864;hb=1f3f4b6ed8259a05c63652d753e509ced35881ca;hpb=72a4e9f304cff9f487b334f0d70f09142fee4183

diff --git a/citadel/event_client.c b/citadel/event_client.c
index 15b5f44a7..927e18bd0 100644
--- a/citadel/event_client.c
+++ b/citadel/event_client.c
@@ -983,7 +983,8 @@ void EV_backtrace(AsyncIO *IO)
 	size_t size, i;
 	char **strings;
 
-
+	if (IO == NULL)
+		return;
 	size = backtrace(stack_frames, sizeof(stack_frames) / sizeof(void*));
 	strings = backtrace_symbols(stack_frames, size);
 	for (i = 0; i < size; i++) {