upstream/opnsense-src
1
0
Fork 0
mirror of https://github.com/opnsense/src.git synced 2026-06-08 16:22:46 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Do not call BUS_DRIVER_ADDED() for detached buses (attach failed) on

Browse source 
driver load. This fixes crash on atapicam module load on systems,
where some ata channels (usually ata1) was probed, but failed to attach.

Reviewed by:	jhb, imp
Tested by:	many
This commit is contained in:
Alexander Motin 2009-09-24 17:03:32 +00:00
parent 839dd22afd
commit 6090db7d38
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
sys/kern/subr_bus.c
View file

@ -1017,7 +1017,7 @@ devclass_driver_added(devclass_t dc, driver_t *driver)
* Call BUS_DRIVER_ADDED for any existing busses in this class.
*/
for (i = 0; i < dc->maxunit; i++)
if (dc->devices[i])
if (dc->devices[i] && device_is_attached(dc->devices[i]))
BUS_DRIVER_ADDED(dc->devices[i], driver);
/*