diff options
Diffstat (limited to 'drivers/scsi/gdth.c')
-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 b860d650a563..4cf7ffa2dad3 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c | |||
@@ -4175,6 +4175,14 @@ static int ioc_general(void __user *arg, char *cmnd) | |||
4175 | ha = gdth_find_ha(gen.ionode); | 4175 | ha = gdth_find_ha(gen.ionode); |
4176 | if (!ha) | 4176 | if (!ha) |
4177 | return -EFAULT; | 4177 | return -EFAULT; |
4178 | |||
4179 | if (gen.data_len > INT_MAX) | ||
4180 | return -EINVAL; | ||
4181 | if (gen.sense_len > INT_MAX) | ||
4182 | return -EINVAL; | ||
4183 | if (gen.data_len + gen.sense_len > INT_MAX) | ||
4184 | return -EINVAL; | ||
4185 | |||
4178 | if (gen.data_len + gen.sense_len != 0) { | 4186 | if (gen.data_len + gen.sense_len != 0) { |
4179 | if (!(buf = gdth_ioctl_alloc(ha, gen.data_len + gen.sense_len, | 4187 | if (!(buf = gdth_ioctl_alloc(ha, gen.data_len + gen.sense_len, |
4180 | FALSE, &paddr))) | 4188 | FALSE, &paddr))) |