diff --git a/pam_ssh_agent_auth-0.10.2/pam_user_authorized_keys.c b/pam_ssh_agent_auth-0.10.2/pam_user_authorized_keys.c

--- a/pam_ssh_agent_auth-0.10.2/pam_user_authorized_keys.c

+++ b/pam_ssh_agent_auth-0.10.2/pam_user_authorized_keys.c

@@ -158,11 +158,12 @@ parse_authorized_key_file(const char *user,

 int

 pam_user_key_allowed(const char *ruser, struct sshkey * key)

 {

+    struct passwd *pw;

     return

-        pamsshagentauth_user_key_allowed2(getpwuid(authorized_keys_file_allowed_owner_uid),

-                                          key, authorized_keys_file)

-        || pamsshagentauth_user_key_allowed2(getpwuid(0), key,

-                                             authorized_keys_file)

+        ( (pw = getpwuid(authorized_keys_file_allowed_owner_uid)) &&

+            pamsshagentauth_user_key_allowed2(pw, key, authorized_keys_file))

+        || ((pw = getpwuid(0)) &&

+            pamsshagentauth_user_key_allowed2(pw, key, authorized_keys_file))

         || pamsshagentauth_user_key_command_allowed2(authorized_keys_command,

                                                      authorized_keys_command_user,

                                                      getpwnam(ruser), key);