#include "nfslib.h"
#include "exportfs.h"
#include "mountd.h"
+#include "xmalloc.h"
enum auth_error
{
else {
/* must make sure the hostent is authorative. */
char **sp;
- struct hostent *forward;
-
- forward = gethostbyname((*hpp)->h_name);
+ struct hostent *forward = NULL;
+ char *tmpname;
+
+ *hpp = hostent_dup (*hpp);
+ tmpname = xstrdup((*hpp)->h_name);
+ if (tmpname) {
+ forward = gethostbyname(tmpname);
+ free(tmpname);
+ }
if (forward) {
/* now make sure the "addr" is in the list */
for (sp = forward->h_addr_list ; *sp ; sp++) {
if (!*sp) {
/* it was a FAKE */
*error = faked_hostent;
- *hpp = hostent_dup (*hpp);
return NULL;
}
+ free (*hpp);
*hpp = hostent_dup (forward);
}
else {
/* never heard of it. misconfigured DNS? */
*error = no_forward_dns;
- *hpp = hostent_dup (*hpp);
return NULL;
}
}
struct in_addr addr = caller->sin_addr;
enum auth_error error;
- if (path [0] != '/') return exp;
+ if (path [0] != '/') {
+ xlog(L_WARNING, "bad path in %s request from %s: \"%s\"",
+ what, inet_ntoa(addr), path);
+ return exp;
+ }
strncpy(epath, path, sizeof (epath) - 1);
epath[sizeof (epath) - 1] = '\0';