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Ignore ECHILD from waitpid(2) (our child may have been reaped by the

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calling process's SIGCHLD handler)

PR:		bin/45669
This commit is contained in:
Dag-Erling Smørgrav 2003-09-19 11:33:03 +00:00
parent da26b3794a
commit 24db258f35
1 changed files with 2 additions and 1 deletions
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3
lib/libpam/modules/pam_ssh/pam_ssh.c
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@ -38,6 +38,7 @@ __FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/wait.h>
#include <errno.h>
#include <fcntl.h>
#include <paths.h>
#include <pwd.h>
@ -410,7 +411,7 @@ pam_sm_close_session(pam_handle_t *pamh, int flags __unused,
}
openpam_log(PAM_LOG_DEBUG, "killing ssh agent %d", (int)pid);
if (kill(pid, SIGTERM) == -1 ||
waitpid(pid, &status, 0) == -1)
(waitpid(pid, &status, 0) == -1 && errno != ECHILD))
return (PAM_SYSTEM_ERR);
return (PAM_SUCCESS);
}