xfs: cleanup error handling in xfs_buf_get_map

Use a single goto label for freeing the buffer and returning an
error.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Dave Chinner <dchinner@redhat.com>
This commit is contained in:
Christoph Hellwig 2021-06-07 11:50:47 +10:00 • committed by Dave Chinner
commit 170041f715