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Description: distinguish between password manipulation failure and missing user.
Author: Martin Schwenke <martin@meltin.net>
Index: pam/modules/pam_unix/passverify.c
===================================================================
--- pam.orig/modules/pam_unix/passverify.c
+++ pam/modules/pam_unix/passverify.c
@@ -749,7 +749,7 @@
struct passwd *tmpent = NULL;
struct stat st;
FILE *pwfile, *opwfile;
- int err = 1;
+ int err = 1, found = 0;
int oldmask;
#ifdef WITH_SELINUX
security_context_t prev_context=NULL;
@@ -820,6 +820,7 @@
tmpent->pw_passwd = assigned_passwd.charp;
err = 0;
+ found = 1;
}
if (putpwent(tmpent, pwfile)) {
D(("error writing entry to password file: %m"));
@@ -862,7 +863,7 @@
return PAM_SUCCESS;
} else {
unlink(PW_TMPFILE);
- return PAM_AUTHTOK_ERR;
+ return found ? PAM_AUTHTOK_ERR : PAM_USER_UNKNOWN;
}
}
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