commit 0e7c60cb [SCSI] be2iscsi: fix memory leak in error path
fixed an potential junk pointer free if  mgmt_get_if_info() returned an error

fix it on one more place
Signed-off-by: NTomas Henzl <thenzl@redhat.com>
Reviewed-by: NMike Christie <michaelc@cs.wisc.edu>
Signed-off-by: NChristoph Hellwig <hch@lst.de>