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Some drivers rely on the existence of certain keys. The Atheros 9xxx

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driver for example requests the NetCfgInstanceId but doesn't check the
returned status code and will happily access random memory instead.

Submitted by:	Paul B Mahol <onemda at gmail.com>
MFC after:	2 weeks
This commit is contained in:
Bernhard Schmidt 2010-11-29 10:10:56 +00:00
parent b77a4a441b
commit a94ca271e7
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=216049
1 changed files with 10 additions and 0 deletions
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10
sys/compat/ndis/kern_ndis.c
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@ -331,6 +331,16 @@ ndis_create_sysctls(arg)
ndis_add_sysctl(sc, "NdisVersion",
"NDIS API Version", "0x00050001", CTLFLAG_RD);
/*
* Some miniport drivers rely on the existence of the SlotNumber,
* NetCfgInstanceId and DriverDesc keys.
*/
ndis_add_sysctl(sc, "SlotNumber", "Slot Numer", "01", CTLFLAG_RD);
ndis_add_sysctl(sc, "NetCfgInstanceId", "NetCfgInstanceId",
"{12345678-1234-5678-CAFE0-123456789ABC}", CTLFLAG_RD);
ndis_add_sysctl(sc, "DriverDesc", "Driver Description",
"NDIS Network Adapter", CTLFLAG_RD);
/* Bus type (PCI, PCMCIA, etc...) */
sprintf(buf, "%d", (int)sc->ndis_iftype);
ndis_add_sysctl(sc, "BusType", "Bus Type", buf, CTLFLAG_RD);