ffprobe: always exit 1 in case of errors

This is consistent with the other ff* tools, and also avoids spurious
success reports when ret%256 = 0.

1 files changed, 1 insertions, 1 deletions

diff --git a/ffprobe.c b/ffprobe.c
index 735eb64b4c..28c954daae 100644
--- a/ffprobe.c
+++ b/ffprobe.c
@@ -2359,5 +2359,5 @@ end:
 
     avformat_network_deinit();
 
-    return ret;
+    return ret < 0;
 }