nfs-utils: Provide type-checked version of svc_getcaller()

[nfs-utils.git] / utils / statd / simu.c

diff --git a/utils/statd/simu.c b/utils/statd/simu.c
index 25e8badad160246f2efb600a51659deed8fb4d9e..a7ecb85c275509e687c4351955c4c5b4d1e3c03d 100644 (file)
--- a/utils/statd/simu.c
+++ b/utils/statd/simu.c
@@ -7,8 +7,10 @@
 #ifdef HAVE_CONFIG_H
 #include <config.h>
 #endif
+
 #include <arpa/inet.h>
 
+#include "rpcmisc.h"
 #include "statd.h"
 #include "notlist.h"
 
@@ -21,17 +23,23 @@ extern void my_svc_exit (void);
 void *
 sm_simu_crash_1_svc (void *argp, struct svc_req *rqstp)
 {
+  struct sockaddr_in *sin = nfs_getrpccaller_in(rqstp->rq_xprt);
   static char *result = NULL;
   struct in_addr caller;
 
-  caller = svc_getcaller(rqstp->rq_xprt)->sin_addr;
+  if (sin->sin_family != AF_INET) {
+    note(N_WARNING, "Call to statd from non-AF_INET address");
+    goto failure;
+  }
+
+  caller = sin->sin_addr;
   if (caller.s_addr != htonl(INADDR_LOOPBACK)) {
     note(N_WARNING, "Call to statd from non-local host %s",
       inet_ntoa(caller));
     goto failure;
   }
 
-  if (ntohs(svc_getcaller(rqstp->rq_xprt)->sin_port) >= 1024) {
+  if (ntohs(sin->sin_port) >= 1024) {
     note(N_WARNING, "Call to statd-simu-crash from unprivileged port");
     goto failure;
   }