spi: core: Fix error code in spi_register_controller()

Return -ENOMEM if the allocation fails.  Don't return success.

Fixes: 6598b91b5a ("spi: spi.c: Convert statistics to per-cpu u64_stats_t")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/Yqh6bdNYO2XNhPBa@kili
Signed-off-by: Mark Brown <broonie@kernel.org>
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Dan Carpenter 2022-06-14 15:09:17 +03:00 • committed by Mark Brown
commit d52b095b6c
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