Re: [U-Boot] [PATCH v10 02/10] lmb: fix allocation at end of address range

On Mon, 14 Jan 2019 at 14:38, Simon Goldschmidt simon.k.r.goldschmidt@gmail.com wrote:

The lmb code fails if base + size of RAM overflows to zero.

Fix this by calculating end as 'base + size - 1' instead of 'base + size' where appropriate.

Added tests to assert this is fixed.

Signed-off-by: Simon Goldschmidt simon.k.r.goldschmidt@gmail.com

Changes in v10: None Changes in v9: None Changes in v8: None Changes in v7: None Changes in v6: None Changes in v5:

• this patch is new in v5

Changes in v4: None Changes in v2: None

lib/lmb.c | 29 ++++++++++++----------------- test/lib/lmb.c | 29 ++++++++++++++++++++++++++--- 2 files changed, 38 insertions(+), 20 deletions(-)

Reviewed-by: Simon Glass sjg@chromium.org