On Tue, Jul 12, 2022 at 2:56 AM David Gow davidgow@google.com wrote:
It's possible that memory allocation for the copy will fail, but for the copy of the suite to succeed. In this case, the copy could be leaked.
Properly free 'copy' in the error case for the allocation of 'filtered' failing.
Note that there may also have been a similar issue in kunit_filter_subsuites, before it was removed in "kunit: flatten kunit_suite*** to kunit_suite** in .kunit_test_suites".
This was reported by clang-analyzer via the kernel test robot, here: https://lore.kernel.org/all/c8073b8e-7b9e-0830-4177-87c12f16349c@intel.com/
Fixes: a02353f49162 ("kunit: bail out of test filtering logic quicker if OOM") Reported-by: kernel test robot yujie.liu@intel.com Signed-off-by: David Gow davidgow@google.com
Reviewed-by: Daniel Latypov dlatypov@google.com
Thanks for taking care of this.