X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Frrd_cgi.c;h=7f248ab04f1feac44885bd971bce88bb7d89e889;hb=88ec7a41d5ba332d0a902a17c0ef0cb01d133a30;hp=4543044c2ad445938dad2a9c536d0bf9ab17f1d4;hpb=d1e55cdc27a837fb0f4c54ed019e3946e7a6e08b;p=rrdtool.git

diff --git a/src/rrd_cgi.c b/src/rrd_cgi.c
index 4543044..7f248ab 100644
--- a/src/rrd_cgi.c
+++ b/src/rrd_cgi.c
@@ -83,7 +83,11 @@ static void calfree (void){
 
 /* create freeable version of the string */
 char * stralloc(char *str){
-  char *nstr = malloc((strlen(str)+1)*sizeof(char));
+  char *nstr;
+  if (str == NULL) {  
+        return NULL;
+  }
+  nstr = malloc((strlen(str)+1)*sizeof(char));
   strcpy(nstr,str);
   return(nstr);
 }