byte_offset is unsigned integer, it's always >= 0, so remove this meaningless checking. Signed-off-by: Xie XiuQi <xiexiuqi@xxxxxxxxxx> --- drivers/input/touchscreen/atmel_mxt_ts.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c index ae60442efda0..1bd072c5a49d 100644 --- a/drivers/input/touchscreen/atmel_mxt_ts.c +++ b/drivers/input/touchscreen/atmel_mxt_ts.c @@ -1368,7 +1368,7 @@ static int mxt_prepare_cfg_mem(struct mxt_data *data, struct mxt_cfg *cfg) byte_offset = reg + i - cfg->start_ofs; - if (byte_offset >= 0 && byte_offset < cfg->mem_size) { + if (byte_offset < cfg->mem_size) { *(cfg->mem + byte_offset) = val; } else { dev_err(dev, "Bad object: reg:%d, T%d, ofs=%d\n", -- 2.20.1