LU-17071 o2iblnd: IBLND_REJECT_EARLY condition causes Oops

LU-17071 o2iblnd: IBLND_REJECT_EARLY condition causes Oops

The message printed when kiblnd_passive_connect recognizes
IBLND_REJECT_EARLY condition introduced by LU-16393 is trying
to derefence a NULL pointer in the parameter list. Fix this.

Test-parameters: trivial
Fixes: 673ff86a84a ("LU-16393 o2iblnd: add IBLND_REJECT_EARLY reject reason")
Signed-off-by: Serguei Smirnov <ssmirnov@whamcloud.com>
Change-Id: I711e5855383c140b9f7c35b27f48995f3f0e25ee
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/52202
Reviewed-by: Frank Sehr <fsehr@whamcloud.com>
Reviewed-by: Cyril Bordage <cbordage@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Tested-by: jenkins <devops@whamcloud.com>