diff options
| author | Edward Tomasz Napierala <trasz@FreeBSD.org> | 2015-10-18 14:36:04 +0000 |
|---|---|---|
| committer | Edward Tomasz Napierala <trasz@FreeBSD.org> | 2015-10-18 14:36:04 +0000 |
| commit | d9056b8ff08067d814a63c94aaf929593bd43c7c (patch) | |
| tree | b6f9ca15d8517f90347e5c377fa06a7b59a70355 | |
| parent | 9b5189a039700e4707a1ea5d92df4e5b9b5f7282 (diff) | |
Notes
| -rw-r--r-- | sys/geom/geom_dev.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/geom/geom_dev.c b/sys/geom/geom_dev.c index bf2ba9e1c240..1123323fadc4 100644 --- a/sys/geom/geom_dev.c +++ b/sys/geom/geom_dev.c @@ -356,6 +356,13 @@ g_dev_open(struct cdev *dev, int flags, int fmt, struct thread *td) #else e = 0; #endif + + /* + * This happens on attempt to open a device node with O_EXEC. + */ + if (r + w + e == 0) + return (EINVAL); + if (w) { /* * When running in very secure mode, do not allow |