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Set the description to NULL in the right detach routine. This should

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keep dangling pointers to strings in loaded modules from hanging
around after the drivers are unloaded.
This commit is contained in:
Warner Losh 2004-08-24 05:19:15 +00:00
parent cf03a9be9c
commit 0160658e84
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=134239
1 changed files with 1 additions and 1 deletions
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2
sys/kern/subr_bus.c
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@ -1471,7 +1471,6 @@ device_delete_child(device_t dev, device_t child)
devclass_delete_device(child->devclass, child);
TAILQ_REMOVE(&dev->children, child, link);
TAILQ_REMOVE(&bus_data_devices, child, devlink);
device_set_desc(child, NULL);
kobj_delete((kobj_t) child, M_BUS);
bus_data_generation_update();
@ -2232,6 +2231,7 @@ device_detach(device_t dev)
dev->state = DS_NOTPRESENT;
device_set_driver(dev, NULL);
device_set_desc(dev, NULL);
device_sysctl_fini(dev);
return (0);