diff options
-rw-r--r-- | drivers/scsi/gdth.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index 5a3f93101017..841101846b88 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c | |||
@@ -4177,6 +4177,14 @@ static int ioc_general(void __user *arg, char *cmnd) | |||
4177 | ha = gdth_find_ha(gen.ionode); | 4177 | ha = gdth_find_ha(gen.ionode); |
4178 | if (!ha) | 4178 | if (!ha) |
4179 | return -EFAULT; | 4179 | return -EFAULT; |
4180 | |||
4181 | if (gen.data_len > INT_MAX) | ||
4182 | return -EINVAL; | ||
4183 | if (gen.sense_len > INT_MAX) | ||
4184 | return -EINVAL; | ||
4185 | if (gen.data_len + gen.sense_len > INT_MAX) | ||
4186 | return -EINVAL; | ||
4187 | |||
4180 | if (gen.data_len + gen.sense_len != 0) { | 4188 | if (gen.data_len + gen.sense_len != 0) { |
4181 | if (!(buf = gdth_ioctl_alloc(ha, gen.data_len + gen.sense_len, | 4189 | if (!(buf = gdth_ioctl_alloc(ha, gen.data_len + gen.sense_len, |
4182 | FALSE, &paddr))) | 4190 | FALSE, &paddr))) |