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Stop processing auth requests after success

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The child process handling PAM authentication can have multiple requests
queued up. As the first success will unlock the screen, there is no
point in processing anything afterwards.
This commit is contained in:
Manuel Stoeckl 2024-10-12 09:24:10 -04:00 committed by Simon Ser
parent cca2436ba5
commit fc6fbc98fb
1 changed files with 6 additions and 0 deletions
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6
pam.c
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@ -109,6 +109,12 @@ void run_pw_backend_child(void) {
if (!write_comm_reply(success)) { if (!write_comm_reply(success)) {
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
if (success) {
/* Unsuccessful requests may be queued after a successful one;
* do not process them. */
break;
}
} }
pam_setcred(auth_handle, PAM_REFRESH_CRED); pam_setcred(auth_handle, PAM_REFRESH_CRED);