From: Ben Pfaff <blp@cs.stanford.edu>
Date: Sat, 6 Aug 2022 17:11:59 +0000 (-0700)
Subject: FREQUENCIES: Fix memory leak with percentiles and split file.
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?p=pspp;a=commitdiff_plain;h=960031c2bd3c75d21b041da4081a359160c909ff

FREQUENCIES: Fix memory leak with percentiles and split file.
---

diff --git a/src/language/stats/frequencies.c b/src/language/stats/frequencies.c
index a851c21960..3f7afaa361 100644
--- a/src/language/stats/frequencies.c
+++ b/src/language/stats/frequencies.c
@@ -359,7 +359,8 @@ calc_percentiles (const struct frq_proc *frq, struct var_freqs *vf)
   if (!frq->n_percentiles)
     return;
 
-  vf->percentiles = xnmalloc (frq->n_percentiles, sizeof *vf->percentiles);
+  if (!vf->percentiles)
+    vf->percentiles = xnmalloc (frq->n_percentiles, sizeof *vf->percentiles);
 
   const struct freq_tab *ft = &vf->tab;
   const double W = ft->valid_cases;