Fix memory leak in check_http for large pages (Jimmy Bergman - #2957455)

[nagiosplug.git] / plugins / check_http.c

diff --git a/plugins/check_http.c b/plugins/check_http.c
index b4e60041f0fc1d27cb3b1f06007720590c1f05a3..5cdf144bdf8b2bf788fe27dae84fedd52f410529 100644 (file)
--- a/plugins/check_http.c
+++ b/plugins/check_http.c
@@ -784,6 +784,7 @@ check_http (void)
   int i = 0;
   size_t pagesize = 0;
   char *full_page;
+  char *full_page_new;
   char *buf;
   char *pos;
   long microsec;
@@ -871,7 +872,9 @@ check_http (void)
   full_page = strdup("");
   while ((i = my_recv (buffer, MAX_INPUT_BUFFER-1)) > 0) {
     buffer[i] = '\0';
-    asprintf (&full_page, "%s%s", full_page, buffer);
+    asprintf (&full_page_new, "%s%s", full_page, buffer);
+    free (full_page);
+    full_page = full_page_new;
     pagesize += i;
 
                 if (no_body && document_headers_done (full_page)) {
@@ -1420,8 +1423,8 @@ print_usage (void)
 {
   printf (_("Usage:"));
   printf (" %s -H <vhost> | -I <IP-address> [-u <uri>] [-p <port>]\n",progname);
-  printf ("       [-w <warn time>] [-c <critical time>] [-t <timeout>] [-L]\n");
-  printf ("       [-a auth] [-b proxy_auth] [-f <ok | warn | critcal | follow | sticky | stickyport>]\n");
+  printf ("       [-w <warn time>] [-c <critical time>] [-t <timeout>] [-L] [-a auth]\n");
+  printf ("       [-b proxy_auth] [-f <ok|warning|critcal|follow|sticky|stickyport>]\n");
   printf ("       [-e <expect>] [-s string] [-l] [-r <regex> | -R <case-insensitive regex>]\n");
   printf ("       [-P string] [-m <min_pg_size>:<max_pg_size>] [-4|-6] [-N] [-M <age>]\n");
   printf ("       [-A string] [-k string] [-S] [-C <age>] [-T <content-type>] [-j method]\n");