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| author | imp <imp@FreeBSD.org> | 2004-06-28 02:24:04 +0000 |
|---|---|---|
| committer | imp <imp@FreeBSD.org> | 2004-06-28 02:24:04 +0000 |
| commit | bd52bbc3c70d281d09b5046357e54359c0a416f1 (patch) | |
| tree | ea3f79e05fbda6aecb95f2e31d133a94a5027e90 /sys/kern/subr_bus.c | |
| parent | f56f3f17243aa142ae1cd66700e65f4cc4fe0512 (diff) | |
| download | FreeBSD-src-bd52bbc3c70d281d09b5046357e54359c0a416f1.zip FreeBSD-src-bd52bbc3c70d281d09b5046357e54359c0a416f1.tar.gz | |
Allow dev to be NULL and assume that a device is not alive or not
attached.
Reviewed by: njl(?) and jhb
Diffstat (limited to 'sys/kern/subr_bus.c')
| -rw-r--r-- | sys/kern/subr_bus.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/kern/subr_bus.c b/sys/kern/subr_bus.c index fd2e9d4..10ad909 100644 --- a/sys/kern/subr_bus.c +++ b/sys/kern/subr_bus.c @@ -1587,13 +1587,13 @@ device_is_enabled(device_t dev) int device_is_alive(device_t dev) { - return (dev->state >= DS_ALIVE); + return (dev != NULL && dev->state >= DS_ALIVE); } int device_is_attached(device_t dev) { - return (dev->state >= DS_ATTACHED); + return (dev != NULL && dev->state >= DS_ATTACHED); } int |
