diff options
Diffstat (limited to 'drivers/s390/scsi/zfcp_fsf.c')
| -rw-r--r-- | drivers/s390/scsi/zfcp_fsf.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index ef16f7ca4bb1..4c0a59afd5c8 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -299,9 +299,10 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) } /* log additional information provided by FSF (if any) */ - if (unlikely(qtcb->header.log_length)) { + if (likely(qtcb->header.log_length)) { /* do not trust them ;-) */ - if (qtcb->header.log_start > sizeof(struct fsf_qtcb)) { + if (unlikely(qtcb->header.log_start > + sizeof(struct fsf_qtcb))) { ZFCP_LOG_NORMAL ("bug: ULP (FSF logging) log data starts " "beyond end of packet header. Ignored. " @@ -310,8 +311,9 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) sizeof(struct fsf_qtcb)); goto forget_log; } - if ((size_t) (qtcb->header.log_start + qtcb->header.log_length) - > sizeof(struct fsf_qtcb)) { + if (unlikely((size_t) (qtcb->header.log_start + + qtcb->header.log_length) > + sizeof(struct fsf_qtcb))) { ZFCP_LOG_NORMAL("bug: ULP (FSF logging) log data ends " "beyond end of packet header. Ignored. " "(start=%i, length=%i, size=%li)\n", |