[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>

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, &amp;fbuf)) {
-        perror ("VIDIOC_G_FBUF");
-        exit (EXIT_FAILURE);
+if (-1 == ioctl(fd, VIDIOC_G_FBUF, &amp;fbuf)) {
+        perror("VIDIOC_G_FBUF");
+        exit(EXIT_FAILURE);
 }
 
-for (i = 0; i &gt; 30; ++i) {
+for (i = 0; i &lt; 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 &gt; 30; ++i) {
                         continue;
 
                 default:
-                        perror ("open");
-                        exit (EXIT_FAILURE);
+                        perror("open");
+                        exit(EXIT_FAILURE);
                 }
         }
 
-        if (0 == ioctl (fb_fd, FBIOGET_FSCREENINFO, &amp;si)) {
-                if (si.smem_start == (unsigned long) fbuf.base)
+        if (0 == ioctl(fb_fd, FBIOGET_FSCREENINFO, &amp;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;
 }