X-Git-Url: https://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=pppd%2Fsession.c;h=473e51e1912f63074eb7c1d058a601f17fc2749e;hp=bb7c5fa1cb5b20de096317b2467e7898f97b909c;hb=3ea9de913739667e2131d67d979ff175ec394e67;hpb=ee12d1706604759d25cd1508bd7e0fbf47ea536a

diff --git a/pppd/session.c b/pppd/session.c
index bb7c5fa..473e51e 100644
--- a/pppd/session.c
+++ b/pppd/session.c
@@ -73,7 +73,7 @@
 #include <string.h>
 #include <pwd.h>
 #include <crypt.h>
-#ifdef USE_SHADOW
+#ifdef HAS_SHADOW
 #include <shadow.h>
 #endif
 #include <time.h>
@@ -178,6 +178,7 @@ session_start(flags, user, passwd, ttyName, msg)
     bool try_session = 0;
 #else /* #ifdef USE_PAM */
     struct passwd *pw;
+    char *cbuf;
 #ifdef HAS_SHADOW
     struct spwd *spwd;
     struct spwd *getspnam();
@@ -348,8 +349,10 @@ session_start(flags, user, passwd, ttyName, msg)
 	/*
 	 * If no passwd, don't let them login if we're authenticating.
 	 */
-        if (pw->pw_passwd == NULL || strlen(pw->pw_passwd) < 2
-            || strcmp(crypt(passwd, pw->pw_passwd), pw->pw_passwd) != 0)
+        if (pw->pw_passwd == NULL || strlen(pw->pw_passwd) < 2)
+            return SESSION_FAILED;
+	cbuf = crypt(passwd, pw->pw_passwd);
+	if (!cbuf || strcmp(cbuf, pw->pw_passwd) != 0)
             return SESSION_FAILED;
     }
 
@@ -381,8 +384,8 @@ session_start(flags, user, passwd, ttyName, msg)
                 memset((void *)&ll, 0, sizeof(ll));
 		(void)time(&tnow);
                 ll.ll_time = tnow;
-                (void)strncpy(ll.ll_line, ttyName, sizeof(ll.ll_line));
-                (void)strncpy(ll.ll_host, ifname, sizeof(ll.ll_host));
+                strlcpy(ll.ll_line, ttyName, sizeof(ll.ll_line));
+                strlcpy(ll.ll_host, ifname, sizeof(ll.ll_host));
                 (void)write(fd, (char *)&ll, sizeof(ll));
                 (void)close(fd);
             }