crypto: iaa - Account for cpu-less numa nodes

In some configurations e.g. systems with CXL, a numa node can have 0
cpus and cpumask_nth() will return a cpu value that doesn't exist,
which will result in an attempt to add an entry to the wq table at a
bad index.

To fix this, when iterating the cpus for a node, skip any node that
doesn't have cpus.

Also, as a precaution, add a warning and bail if cpumask_nth() returns
a nonexistent cpu.

Reported-by: Zhang, Rex <[email protected]>
Signed-off-by: Tom Zanussi <[email protected]>
Signed-off-by: Herbert Xu <[email protected]>

0 files changed, 0 insertions, 0 deletions