X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/e99d42b153659e7ac644bb93700acb81514998e5..24fc5e58815081a7062d236e9b53d50e36402ef1:/server/normalize.c

diff --git a/server/normalize.c b/server/normalize.c
index 8ea6efa..f8c7df7 100644
--- a/server/normalize.c
+++ b/server/normalize.c
@@ -141,6 +141,8 @@ int main(int argc, char attribute((unused)) **argv) {
       } else
         n += r;
     }
+    if(!n)
+      break;
     /* Sanity check the header */
     if(header.rate < 100 || header.rate > 1000000)
       fatal(0, "implausible rate %"PRId32"Hz (%#"PRIx32")",