The branch main has been updated by mjg:
URL:
https://cgit.FreeBSD.org/src/commit/?id=3bc17248d31794519ba95b2c6b9ff8a0d31dba81
commit 3bc17248d31794519ba95b2c6b9ff8a0d31dba81
Author: Mateusz Guzik <m...@freebsd.org>
AuthorDate: 2021-02-08 22:10:57 +0000
Commit: Mateusz Guzik <m...@freebsd.org>
CommitDate: 2021-02-09 01:54:21 +0000
devfs: fix use count leak when using TIOCSCTTY
by matching devfs_ctty_ref
Fixes: 3b44443626603f65 ("devfs: rework si_usecount to track opens")
---
sys/fs/devfs/devfs_vnops.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sys/fs/devfs/devfs_vnops.c b/sys/fs/devfs/devfs_vnops.c
index 983bfc803999..043cee74fde2 100644
--- a/sys/fs/devfs/devfs_vnops.c
+++ b/sys/fs/devfs/devfs_vnops.c
@@ -974,7 +974,7 @@ devfs_ioctl(struct vop_ioctl_args *ap)
/* Get rid of reference to old control tty */
if (vpold)
- vrele(vpold);
+ devfs_ctty_unref(vpold);
}
return (error);
}
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