autofs-5.0.7 - add pgrp check in do_spawn()

From: Ian Kent <raven@themaw.net>

The process group should never be negative here but add a check anyway.

---

 daemon/spawn.c |    3 ++-

 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/daemon/spawn.c b/daemon/spawn.c

index 9b8d5a2..abb353a 100644

--- a/daemon/spawn.c

+++ b/daemon/spawn.c

@@ -201,7 +201,8 @@ static int do_spawn(unsigned logopt, unsigned int wait,

 			seteuid(0);

 			setegid(0);

-			setpgid(0, pgrp);

+			if (pgrp >= 0)

+				setpgid(0, pgrp);

 		}

 		execv(prog, (char *const *) argv);