From: Miroslav Lichvar <mlichvar@redhat.com>
Date: Fri, 19 Aug 2016 15:58:30 +0000 (+0200)
Subject: sourcestats: return success when loading dump file with no samples
X-Git-Tag: 3.0-pre1~122
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=af664e6cece89d92ad4bef20b397615de622ee18;p=thirdparty%2Fchrony.git

sourcestats: return success when loading dump file with no samples
---

diff --git a/sourcestats.c b/sourcestats.c
index 82fc5f5e..d8a69878 100644
--- a/sourcestats.c
+++ b/sourcestats.c
@@ -866,7 +866,7 @@ SST_LoadFromFile(SST_Stats inst, FILE *in)
 
   if (fgets(line, sizeof(line), in) &&
       sscanf(line, "%d", &inst->n_samples) == 1 &&
-      inst->n_samples > 0 && inst->n_samples <= MAX_SAMPLES) {
+      inst->n_samples >= 0 && inst->n_samples <= MAX_SAMPLES) {
 
     for (i=0; i<inst->n_samples; i++) {
       if (!fgets(line, sizeof(line), in) ||
@@ -903,6 +903,9 @@ SST_LoadFromFile(SST_Stats inst, FILE *in)
     return 0;
   }
 
+  if (!inst->n_samples)
+    return 1;
+
   inst->last_sample = inst->n_samples - 1;
   inst->runs_samples = 0;