Daniel Axtens b911884dd7 fs/btrfs: Squash some uninitialized reads
We need to check errors before calling into a function that uses the result.

Signed-off-by: Daniel Axtens <dja@axtens.net>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
2021-03-02 15:54:19 +01:00
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