diff options
Diffstat (limited to 'drivers/media/usb/hdpvr/hdpvr-video.c')
-rw-r--r-- | drivers/media/usb/hdpvr/hdpvr-video.c | 54 |
1 files changed, 27 insertions, 27 deletions
diff --git a/drivers/media/usb/hdpvr/hdpvr-video.c b/drivers/media/usb/hdpvr/hdpvr-video.c index cd90ba81a5bb..2d02b490756b 100644 --- a/drivers/media/usb/hdpvr/hdpvr-video.c +++ b/drivers/media/usb/hdpvr/hdpvr-video.c @@ -277,20 +277,19 @@ error: static int hdpvr_start_streaming(struct hdpvr_device *dev) { int ret; - struct hdpvr_video_info *vidinf; + struct hdpvr_video_info vidinf; if (dev->status == STATUS_STREAMING) return 0; else if (dev->status != STATUS_IDLE) return -EAGAIN; - vidinf = get_video_info(dev); + ret = get_video_info(dev, &vidinf); - if (vidinf) { + if (!ret) { v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, - "video signal: %dx%d@%dhz\n", vidinf->width, - vidinf->height, vidinf->fps); - kfree(vidinf); + "video signal: %dx%d@%dhz\n", vidinf.width, + vidinf.height, vidinf.fps); /* start streaming 2 request */ ret = usb_control_msg(dev->udev, @@ -610,21 +609,22 @@ static int vidioc_g_std(struct file *file, void *_fh, static int vidioc_querystd(struct file *file, void *_fh, v4l2_std_id *a) { struct hdpvr_device *dev = video_drvdata(file); - struct hdpvr_video_info *vid_info; + struct hdpvr_video_info vid_info; struct hdpvr_fh *fh = _fh; + int ret; *a = V4L2_STD_ALL; if (dev->options.video_input == HDPVR_COMPONENT) return fh->legacy_mode ? 0 : -ENODATA; - vid_info = get_video_info(dev); - if (vid_info == NULL) + ret = get_video_info(dev, &vid_info); + if (ret) return 0; - if (vid_info->width == 720 && - (vid_info->height == 480 || vid_info->height == 576)) { - *a = (vid_info->height == 480) ? + if (vid_info.width == 720 && + (vid_info.height == 480 || vid_info.height == 576)) { + *a = (vid_info.height == 480) ? V4L2_STD_525_60 : V4L2_STD_625_50; } - kfree(vid_info); + return 0; } @@ -669,7 +669,7 @@ static int vidioc_query_dv_timings(struct file *file, void *_fh, { struct hdpvr_device *dev = video_drvdata(file); struct hdpvr_fh *fh = _fh; - struct hdpvr_video_info *vid_info; + struct hdpvr_video_info vid_info; bool interlaced; int ret = 0; int i; @@ -677,10 +677,10 @@ static int vidioc_query_dv_timings(struct file *file, void *_fh, fh->legacy_mode = false; if (dev->options.video_input) return -ENODATA; - vid_info = get_video_info(dev); - if (vid_info == NULL) + ret = get_video_info(dev, &vid_info); + if (ret) return -ENOLCK; - interlaced = vid_info->fps <= 30; + interlaced = vid_info.fps <= 30; for (i = 0; i < ARRAY_SIZE(hdpvr_dv_timings); i++) { const struct v4l2_bt_timings *bt = &hdpvr_dv_timings[i].bt; unsigned hsize; @@ -692,17 +692,17 @@ static int vidioc_query_dv_timings(struct file *file, void *_fh, bt->il_vfrontporch + bt->il_vsync + bt->il_vbackporch + bt->height; fps = (unsigned)bt->pixelclock / (hsize * vsize); - if (bt->width != vid_info->width || - bt->height != vid_info->height || + if (bt->width != vid_info.width || + bt->height != vid_info.height || bt->interlaced != interlaced || - (fps != vid_info->fps && fps + 1 != vid_info->fps)) + (fps != vid_info.fps && fps + 1 != vid_info.fps)) continue; *timings = hdpvr_dv_timings[i]; break; } if (i == ARRAY_SIZE(hdpvr_dv_timings)) ret = -ERANGE; - kfree(vid_info); + return ret; } @@ -992,6 +992,7 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *_fh, { struct hdpvr_device *dev = video_drvdata(file); struct hdpvr_fh *fh = _fh; + int ret; /* * The original driver would always returns the current detected @@ -1004,14 +1005,13 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *_fh, * last set format. */ if (fh->legacy_mode) { - struct hdpvr_video_info *vid_info; + struct hdpvr_video_info vid_info; - vid_info = get_video_info(dev); - if (!vid_info) + ret = get_video_info(dev, &vid_info); + if (ret) return -EFAULT; - f->fmt.pix.width = vid_info->width; - f->fmt.pix.height = vid_info->height; - kfree(vid_info); + f->fmt.pix.width = vid_info.width; + f->fmt.pix.height = vid_info.height; } else { f->fmt.pix.width = dev->width; f->fmt.pix.height = dev->height; |