David Sterba ee787f9550 btrfs: use struct_size to calculate size of raid hash table ...

The struct_size macro does the same calculation and is safe regarding
overflows. Though we're not expecting them to happen, use the helper for
clarity.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>

2020-03-23 17:01:44 +01:00

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