diff options
| -rw-r--r-- | drivers/scsi/scsi_transport_fc.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index 6cfffc88022a..55fe730a8606 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -834,7 +834,7 @@ static ssize_t store_fc_rport_dev_loss_tmo(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - int val; + unsigned long val; struct fc_rport *rport = transport_class_to_rport(dev); struct Scsi_Host *shost = rport_to_shost(rport); struct fc_internal *i = to_fc_internal(shost->transportt); @@ -848,6 +848,12 @@ store_fc_rport_dev_loss_tmo(struct device *dev, struct device_attribute *attr, return -EINVAL; /* + * Check for overflow; dev_loss_tmo is u32 + */ + if (val > UINT_MAX) + return -EINVAL; + + /* * If fast_io_fail is off we have to cap * dev_loss_tmo at SCSI_DEVICE_BLOCK_MAX_TIMEOUT */ @@ -2865,7 +2871,7 @@ void fc_remote_port_delete(struct fc_rport *rport) { struct Scsi_Host *shost = rport_to_shost(rport); - int timeout = rport->dev_loss_tmo; + unsigned long timeout = rport->dev_loss_tmo; unsigned long flags; /* |