t0021: keep filter log files on comparison

diff --git a/convert.c b/convert.c
index 79d04907a53e1abcc660395a59fd0703324f29e4..f1e168bc303c71542b692b2b9d08cdb2e2c98669 100644 (file)
--- a/convert.c
+++ b/convert.c
@@ -635,7 +635,10 @@ static int apply_multi_file_filter(const char *path, const char *src, size_t len
        if (err)
                goto done;
 
-       subprocess_read_status(process->out, &filter_status);
+       err = subprocess_read_status(process->out, &filter_status);
+       if (err)
+               goto done;
+
        err = strcmp(filter_status.buf, "success");
        if (err)
                goto done;
@@ -644,7 +647,10 @@ static int apply_multi_file_filter(const char *path, const char *src, size_t len
        if (err)
                goto done;
 
-       subprocess_read_status(process->out, &filter_status);
+       err = subprocess_read_status(process->out, &filter_status);
+       if (err)
+               goto done;
+
        err = strcmp(filter_status.buf, "success");
 
 done: