tree f83b3760bf171a3402ff48616726c6c71d01df2c
parent a87f29cbbcbd5bd1e4990367cd18967e9bbeacff
author Artem Bityutskiy <Artem.Bityutskiy@nokia.com> 1300115212 +0200
committer Artem Bityutskiy <Artem.Bityutskiy@nokia.com> 1300276216 +0200

UBI: allocate write checking buffer on demand

Instead of using pre-allocated 'ubi->dbg_peb_buf' buffer in
'ubi_dbg_check_write()', dynamically allocate it when needed. The
intend is to get rid of the pre-allocated 'ubi->dbg_peb_buf' buffer
completely. And the need for this arises because we want to change
to dynamic debugging control instead of compile-time control, i.e.,
we are going to kill the CONFIG_MTD_UBI_DEBUG_PARANOID Kconfig
option, which would mean that 'ubi->dbg_peb_buf' is always allocated,
which would be wasteful.

Thus, we are getting rid of 'ubi->dbg_peb_buf', and this is a
preparation for that.

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>