Message ID | 1296649653-7523-3-git-send-email-apw@canonical.com |
---|---|
State | Accepted |
Commit | f0c81bd0130cc70ec82c61af4da36282e4fbf49a |
Headers | show |
diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index 9e8fce0..bb96d74 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c @@ -4174,6 +4174,14 @@ static int ioc_general(void __user *arg, char *cmnd) ha = gdth_find_ha(gen.ionode); if (!ha) return -EFAULT; + + if (gen.data_len > INT_MAX) + return -EINVAL; + if (gen.sense_len > INT_MAX) + return -EINVAL; + if (gen.data_len + gen.sense_len > INT_MAX) + return -EINVAL; + if (gen.data_len + gen.sense_len != 0) { if (!(buf = gdth_ioctl_alloc(ha, gen.data_len + gen.sense_len, FALSE, &paddr)))