btrfs: introduce free_device helper

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A helper to free a device and all it's dynamically allocated members,
like the rcu_string name or flush_bio. This is going to replace all
open coded places.

Signed-off-by: David Sterba <dsterba@suse.com>

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David Sterba 2017-10-30 18:10:25 +01:00

parent f06c5965ab

commit 48dae9cf3f

1 changed files with 14 additions and 2 deletions

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fs/btrfs/volumes.c

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