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| author | Ray Strode <rstrode@redhat.com> | 2018-08-07 15:33:25 -0400 |
|---|---|---|
| committer | Ray Strode <halfline@gmail.com> | 2018-08-08 14:25:14 +0000 |
| commit | 4efc03430ff1d6806591899d8b0645b257d341e9 (patch) | |
| tree | 760f357c3b1e13e68f992dacf7b06e444b2b8d3e /daemon/gdm-session-worker.c | |
| parent | 846ea879151d6bc6aec184b03fa2bb4e1f886175 (diff) | |
| download | gdm-4efc03430ff1d6806591899d8b0645b257d341e9.tar.gz | |
session-worker: don't set PAM_TTY to bogus value on failure
At the moment we set PAM_TTY to a bogus value if we're unable
to read the current VT.
This commit adds an error check for that case.
Diffstat (limited to 'daemon/gdm-session-worker.c')
| -rw-r--r-- | daemon/gdm-session-worker.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/daemon/gdm-session-worker.c b/daemon/gdm-session-worker.c index d211cdb1..bcddc948 100644 --- a/daemon/gdm-session-worker.c +++ b/daemon/gdm-session-worker.c @@ -1220,9 +1220,10 @@ gdm_session_worker_initialize_pam (GdmSessionWorker *worker, /* Temporarily set PAM_TTY with the currently active VT (login screen) PAM_TTY will be reset with the users VT right before the user session is opened */ - ensure_login_vt (worker); - g_snprintf (tty_string, 256, "/dev/tty%d", worker->priv->login_vt); - pam_set_item (worker->priv->pam_handle, PAM_TTY, tty_string); + if (ensure_login_vt (worker)) { + g_snprintf (tty_string, 256, "/dev/tty%d", worker->priv->login_vt); + pam_set_item (worker->priv->pam_handle, PAM_TTY, tty_string); + } if (!display_is_local) worker->priv->password_is_required = TRUE; |