tree 88dd1355b876aad11368a9d0fc1ea1c7d84db33a
parent ae930c912b3274d79319179c1f5ddd9423dd0a7d
author Alexandre Belloni <alexandre.belloni@free-electrons.com> 1504557962 +0200
committer Alexandre Belloni <alexandre.belloni@free-electrons.com> 1504598103 +0200

rtc: ds1307: remove regs member

ds1307->regs is never used before being read or initialized locally. There
is no point in keeping a copy in memory.

Also limit the size of the read buffer to what is really used, rename buf
to regs for consistency and use sizeof() where possible.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>