X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Frrd_cgi.c;h=45bf1609d1ae835fa0e0405ae3913fc38fffce02;hb=3bb4c112bfca2d357cd0d066bee681025a490d49;hp=f17dfe1f5b751f0ebac45223db7f57c02ccc35fa;hpb=8d278938aef5adefa2915dd446abc028cc764550;p=rrdtool.git

diff --git a/src/rrd_cgi.c b/src/rrd_cgi.c
index f17dfe1..45bf160 100644
--- a/src/rrd_cgi.c
+++ b/src/rrd_cgi.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * RRDtool 1.3rc7  Copyright by Tobi Oetiker, 1997-2008
+ * RRDtool 1.4.2  Copyright by Tobi Oetiker, 1997-2009
  *****************************************************************************
  * rrd_cgi.c  RRD Web Page Generator
  *****************************************************************************/
@@ -374,6 +374,7 @@ static void calfree(
         if (calcpr) {
             free(calcpr);
         }
+        calcpr = NULL;
     }
 }
 
@@ -953,7 +954,6 @@ char     *drawgraph(
                         DS_NAM_SIZE) * sizeof(char));
             sprintf(err, "[ERROR: %s]", rrd_get_error());
             rrd_clear_error();
-            calfree();
             return err;
         }
     }
@@ -1387,7 +1387,8 @@ s_var   **rrdcgiReadVariables(
             length = atoi(ip);
             if ((line = (char *) malloc(length + 2)) == NULL)
                 return NULL;
-            fgets(line, length + 1, stdin);
+            if (fgets(line, length + 1, stdin) == NULL)
+                return NULL;
         } else
             return NULL;
     } else if (cp && !strcmp(cp, "GET")) {