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author | Tom Zanussi <tom.zanussi@linux.intel.com> | 2023-12-27 23:28:32 +0300 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2023-12-29 06:25:56 +0300 |
commit | b8910630c967ffee582289451ddb5f9f19c26872 (patch) | |
tree | 098b15d872eb86d3b250481cc54b95544dff822f /drivers/regulator | |
parent | 744e1885922a9943458954cfea917b31064b4131 (diff) | |
download | linux-b8910630c967ffee582289451ddb5f9f19c26872.tar.xz |
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 <rex.zhang@intel.com>
Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/regulator')
0 files changed, 0 insertions, 0 deletions