Fix recursive lock in detached close of /dev/tty.
authorMatthew Dillon <dillon@apollo.backplane.com>
Sun, 26 Apr 2009 19:26:16 +0000 (12:26 -0700)
committerMatthew Dillon <dillon@apollo.backplane.com>
Sun, 26 Apr 2009 19:26:16 +0000 (12:26 -0700)
commit8e73fd395b8234b4a74562a1b84a8d9574ce6e3f
tree56f95e16a33d2b8c575258c549cac0cfa930232b
parent9b505694017eeaf48fff9273f503160064583c14
Fix recursive lock in detached close of /dev/tty.

A recursive lock and vp-held-after-release issue when close()ing a /dev/tty
descriptor was resulting in a panic.

Reported-by: Hasso Tepper <hasso@estpak.ee>
sys/kern/tty_tty.c