After free()ing clientData, set it to NULL

We will change rfbClientCleanup() to free the data.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/test/encodingstest.c b/test/encodingstest.c
index c6c8255..715e887 100644
--- a/test/encodingstest.c
+++ b/test/encodingstest.c
@@ -172,6 +172,7 @@ static void* clientLoop(void* data) {
 	}
 	free(((clientData*)client->clientData)->display);
 	free(client->clientData);
+	client->clientData = NULL;
 	if(client->frameBuffer)
 		free(client->frameBuffer);
 	rfbClientCleanup(client);