diff options
Diffstat (limited to 'drivers/media/video/ivtv/ivtv-ioctl.c')
-rw-r--r-- | drivers/media/video/ivtv/ivtv-ioctl.c | 44 |
1 files changed, 27 insertions, 17 deletions
diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c index 15cac18..d508b5d 100644 --- a/drivers/media/video/ivtv/ivtv-ioctl.c +++ b/drivers/media/video/ivtv/ivtv-ioctl.c @@ -243,20 +243,31 @@ static int ivtv_validate_speed(int cur_speed, int new_speed) int fact = new_speed < 0 ? -1 : 1; int s; - if (new_speed < 0) new_speed = -new_speed; - if (cur_speed < 0) cur_speed = -cur_speed; + if (cur_speed == 0) + cur_speed = 1000; + if (new_speed < 0) + new_speed = -new_speed; + if (cur_speed < 0) + cur_speed = -cur_speed; if (cur_speed <= new_speed) { - if (new_speed > 1500) return fact * 2000; - if (new_speed > 1000) return fact * 1500; + if (new_speed > 1500) + return fact * 2000; + if (new_speed > 1000) + return fact * 1500; } else { - if (new_speed >= 2000) return fact * 2000; - if (new_speed >= 1500) return fact * 1500; - if (new_speed >= 1000) return fact * 1000; - } - if (new_speed == 0) return 1000; - if (new_speed == 1 || new_speed == 1000) return fact * new_speed; + if (new_speed >= 2000) + return fact * 2000; + if (new_speed >= 1500) + return fact * 1500; + if (new_speed >= 1000) + return fact * 1000; + } + if (new_speed == 0) + return 1000; + if (new_speed == 1 || new_speed == 1000) + return fact * new_speed; s = new_speed; new_speed = 1000 / new_speed; @@ -741,10 +752,9 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void struct v4l2_capability *vcap = arg; memset(vcap, 0, sizeof(*vcap)); - strcpy(vcap->driver, IVTV_DRIVER_NAME); /* driver name */ - strncpy(vcap->card, itv->card_name, - sizeof(vcap->card)-1); /* card type */ - strcpy(vcap->bus_info, pci_name(itv->dev)); /* bus info... */ + strlcpy(vcap->driver, IVTV_DRIVER_NAME, sizeof(vcap->driver)); + strlcpy(vcap->card, itv->card_name, sizeof(vcap->card)); + strlcpy(vcap->bus_info, pci_name(itv->dev), sizeof(vcap->bus_info)); vcap->version = IVTV_DRIVER_VERSION; /* version */ vcap->capabilities = itv->v4l2_cap; /* capabilities */ @@ -1018,7 +1028,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void ivtv_std_60hz : ivtv_std_50hz; vs->index = idx; vs->id = enum_stds[idx].std; - strcpy(vs->name, enum_stds[idx].name); + strlcpy(vs->name, enum_stds[idx].name, sizeof(vs->name)); break; } @@ -1102,10 +1112,10 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void ivtv_call_i2c_clients(itv, VIDIOC_G_TUNER, vt); if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) { - strcpy(vt->name, "ivtv Radio Tuner"); + strlcpy(vt->name, "ivtv Radio Tuner", sizeof(vt->name)); vt->type = V4L2_TUNER_RADIO; } else { - strcpy(vt->name, "ivtv TV Tuner"); + strlcpy(vt->name, "ivtv TV Tuner", sizeof(vt->name)); vt->type = V4L2_TUNER_ANALOG_TV; } break; |