btrfs: constify parameters of write_eb_member() and its users

Reported by 'gcc -Wcast-qual', the argument from which write_extent_buffer()
reads data to write to the eb should be const. In addition the const
needs to be also added to __write_extent_buffer() local buffers.

All callers of write_eb_member() can now be updated to use const for the
input buffer structure or type.

Reviewed-by: Boris Burkov <[email protected]>
Reviewed-by: Anand Jain <[email protected]>
Reviewed-by: Naohiro Aota <[email protected]>
Signed-off-by: David Sterba <[email protected]>

0 files changed, 0 insertions, 0 deletions