Author: rwatson
Date: Sun Dec 30 21:10:48 2012
New Revision: 244871
URL: http://svnweb.freebsd.org/changeset/base/244871
Log:
When a partially initialised FDT-based device instance can't attach,
perhaps due to an interrupt configuration problem, do not try to free
device ivars that have not yet have been allocated.
MFC after: 1 week
Reviewed by: gonzo
Sponsored by: DARPA, AFRL
Modified:
head/sys/dev/fdt/fdtbus.c
Modified: head/sys/dev/fdt/fdtbus.c
==============================================================================
--- head/sys/dev/fdt/fdtbus.c Sun Dec 30 21:07:21 2012 (r244870)
+++ head/sys/dev/fdt/fdtbus.c Sun Dec 30 21:10:48 2012 (r244871)
@@ -257,6 +257,8 @@ newbus_device_destroy(device_t dev)
struct fdtbus_devinfo *di;
di = device_get_ivars(dev);
+ if (di == NULL)
+ return;
free(di->di_name, M_OFWPROP);
free(di->di_type, M_OFWPROP);
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