tools:iio:iio_event_monitor: check if event is fully read

Check that the read event is of the expected size.

Signed-off-by: Hartmut Knaack <knaack.h@gmx.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/tools/iio/iio_event_monitor.c b/tools/iio/iio_event_monitor.c
index 1dba09062a64..703f4cb0e8e9 100644
--- a/tools/iio/iio_event_monitor.c
+++ b/tools/iio/iio_event_monitor.c
@@ -310,6 +310,12 @@ int main(int argc, char **argv)
                         }
                 }
 
+                if (ret != sizeof(event)) {
+                        printf("Reading event failed!\n");
+                        ret = -EIO;
+                        break;
+                }
+
                 print_event(&event);
         }