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vlc-2-2
Commit 91f7205b authored by Richard Hosking's avatar Richard Hosking
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v4l2: Fixed VideoControlList.

parent ee170e12
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Showing with 4 additions and 4 deletions
modules/access/v4l2.c
View file @ 91f7205b
......@@ -2294,7 +2294,7 @@ static int VideoControlList( demux_t *p_demux, int i_fd )
queryctrl.id < V4L2_CID_LASTP1;
queryctrl.id ++ )
{
if( ioctl( i_fd, VIDIOC_QUERYCTRL, &queryctrl ) )
if( ioctl( i_fd, VIDIOC_QUERYCTRL, &queryctrl ) >= 0 )
{
if( queryctrl.flags & V4L2_CTRL_FLAG_DISABLED )
continue;
......@@ -2327,7 +2327,7 @@ static int VideoControlList( demux_t *p_demux, int i_fd )
querymenu.index <= (unsigned)queryctrl.maximum;
querymenu.index++ )
{
if( ioctl( i_fd, VIDIOC_QUERYMENU, &querymenu ) )
if( ioctl( i_fd, VIDIOC_QUERYMENU, &querymenu ) >= 0 )
{
msg_Dbg( p_demux, " %d: %s",
querymenu.index, querymenu.name );
......@@ -2352,7 +2352,7 @@ static int VideoControlList( demux_t *p_demux, int i_fd )
;
queryctrl.id ++ )
{
if( ioctl( i_fd, VIDIOC_QUERYCTRL, &queryctrl ) )
if( ioctl( i_fd, VIDIOC_QUERYCTRL, &queryctrl ) >= 0 )
{
if( queryctrl.flags & V4L2_CTRL_FLAG_DISABLED )
continue;
......@@ -2380,7 +2380,7 @@ static int VideoControl( demux_t *p_demux, int i_fd,
if( ioctl( i_fd, VIDIOC_QUERYCTRL, &queryctrl ) < 0
|| queryctrl.flags & V4L2_CTRL_FLAG_DISABLED )
{
msg_Err( p_demux, "%s (%x) control is not supported.", psz_label,
msg_Warn( p_demux, "%s (%x) control is not supported.", psz_label,
i_value );
return VLC_EGENERIC;
}
......
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