LU-17000 utils: Fix check after return from fopen()
Return from fopen() for option 't' (trace) was checked
with a different variable. This patch fixes this.
Test-Parameters: trivial
CoverityID: 397651 ("Copy-paste error")
Signed-off-by: Arshad Hussain <arshad.hussain@aeoncomputing.com>
Change-Id: I04bd207582d421cc3744e7b0f4298e738502edbe
Reviewed-by: Timothy Day <timday@amazon.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>