From: John Darrington <john@darrington.wattle.id.au>
Date: Sun, 21 Sep 2008 02:42:15 +0000 (+0800)
Subject: Avoid crash when recovering from syntax error in RELIABILITY.
X-Git-Tag: v0.7.1~50^2~52
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=290077732ca206c99fe3d83697b38ff53af83361;p=pspp-builds.git

Avoid crash when recovering from syntax error in RELIABILITY.
---

diff --git a/src/language/stats/reliability.q b/src/language/stats/reliability.q
index 0222a3f3..8384bb35 100644
--- a/src/language/stats/reliability.q
+++ b/src/language/stats/reliability.q
@@ -262,8 +262,11 @@ cmd_reliability (struct lexer *lexer, struct dataset *ds)
       free (c->items);
 
       moments1_destroy (c->total);
-      for (x = 0 ; x < c->n_items; ++x)
-	moments1_destroy (c->m[x]);
+
+      if ( c->m)
+	for (x = 0 ; x < c->n_items; ++x)
+	  moments1_destroy (c->m[x]);
+
       free (c->m);
     }