diff options
Diffstat (limited to 'v4l2-apps/libv4l/libv4l2/libv4l2.c')
| -rw-r--r-- | v4l2-apps/libv4l/libv4l2/libv4l2.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/v4l2-apps/libv4l/libv4l2/libv4l2.c b/v4l2-apps/libv4l/libv4l2/libv4l2.c index 314087255..2685b9e19 100644 --- a/v4l2-apps/libv4l/libv4l2/libv4l2.c +++ b/v4l2-apps/libv4l/libv4l2/libv4l2.c @@ -793,8 +793,12 @@ int v4l2_ioctl (int fd, unsigned long int request, ...) &src_fmt); } - if (result) + if (result) { + saved_err = errno; + V4L2_LOG("S_FMT error trying format: %s\n", strerror(errno)); + errno = saved_err; break; + } if (src_fmt.fmt.pix.pixelformat != dest_fmt->fmt.pix.pixelformat && v4l2_log_file) { |