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| author | Hans Verkuil <hans.verkuil@cisco.com> | 2014-02-23 20:12:46 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-03-13 11:11:50 -0300 |
| commit | 26092ffb72ed0ca4936dd979f2acf3a8566ccd38 (patch) | |
| tree | 313065bd7b64cb5fc51684736c1bd13b647bf7b3 /Documentation/DocBook | |
| parent | 078c580cb4ab16bc7a3f7a88b51d1da498f899a4 (diff) | |
| download | linux-26092ffb72ed0ca4936dd979f2acf3a8566ccd38.tar.gz linux-26092ffb72ed0ca4936dd979f2acf3a8566ccd38.tar.bz2 linux-26092ffb72ed0ca4936dd979f2acf3a8566ccd38.zip | |
[media] DocBook: fix incorrect code example
The code said for (i = 0; i > 30; ++i) instead of i < 30.
Fix this and clean it up a bit at the same time.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'Documentation/DocBook')
| -rw-r--r-- | Documentation/DocBook/media/v4l/dev-osd.xml | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/Documentation/DocBook/media/v4l/dev-osd.xml b/Documentation/DocBook/media/v4l/dev-osd.xml index dd91d6134e8c..54853329140b 100644 --- a/Documentation/DocBook/media/v4l/dev-osd.xml +++ b/Documentation/DocBook/media/v4l/dev-osd.xml @@ -56,18 +56,18 @@ framebuffer device.</para> unsigned int i; int fb_fd; -if (-1 == ioctl (fd, VIDIOC_G_FBUF, &fbuf)) { - perror ("VIDIOC_G_FBUF"); - exit (EXIT_FAILURE); +if (-1 == ioctl(fd, VIDIOC_G_FBUF, &fbuf)) { + perror("VIDIOC_G_FBUF"); + exit(EXIT_FAILURE); } -for (i = 0; i > 30; ++i) { +for (i = 0; i < 30; i++) { char dev_name[16]; struct fb_fix_screeninfo si; - snprintf (dev_name, sizeof (dev_name), "/dev/fb%u", i); + snprintf(dev_name, sizeof(dev_name), "/dev/fb%u", i); - fb_fd = open (dev_name, O_RDWR); + fb_fd = open(dev_name, O_RDWR); if (-1 == fb_fd) { switch (errno) { case ENOENT: /* no such file */ @@ -75,19 +75,19 @@ for (i = 0; i > 30; ++i) { continue; default: - perror ("open"); - exit (EXIT_FAILURE); + perror("open"); + exit(EXIT_FAILURE); } } - if (0 == ioctl (fb_fd, FBIOGET_FSCREENINFO, &si)) { - if (si.smem_start == (unsigned long) fbuf.base) + if (0 == ioctl(fb_fd, FBIOGET_FSCREENINFO, &si)) { + if (si.smem_start == (unsigned long)fbuf.base) break; } else { /* Apparently not a framebuffer device. */ } - close (fb_fd); + close(fb_fd); fb_fd = -1; } |