On 10/11/14 08:52, Martin Storsjö wrote:
--- libavdevice/v4l2.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c index fdec0ec..302639d 100644 --- a/libavdevice/v4l2.c +++ b/libavdevice/v4l2.c @@ -348,14 +348,14 @@ static int mmap_init(AVFormatContext *ctx) res = ioctl(s->fd, VIDIOC_REQBUFS, &req); if (res < 0) { - res = errno; - if (errno == EINVAL) { + res = AVERROR(errno); + if (res == AVERROR(EINVAL)) { av_log(ctx, AV_LOG_ERROR, "Device does not support mmap\n"); } else { av_log(ctx, AV_LOG_ERROR, "ioctl(VIDIOC_REQBUFS)\n"); } - return AVERROR(res); + return res; } if (req.count < 2) {
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