diff options
Diffstat (limited to 'drivers/misc/rockchip-otp.c')
| -rw-r--r-- | drivers/misc/rockchip-otp.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/misc/rockchip-otp.c b/drivers/misc/rockchip-otp.c index c19cd5ce625..4814e0e501c 100644 --- a/drivers/misc/rockchip-otp.c +++ b/drivers/misc/rockchip-otp.c @@ -89,7 +89,7 @@ static int dump_otp(struct cmd_tbl *cmdtp, int flag, for (i = 0; true; i += sizeof(data)) { ret = misc_read(dev, i, &data, sizeof(data)); - if (ret < 0) + if (ret <= 0) return 0; print_buffer(i, data, 1, sizeof(data), sizeof(data)); @@ -249,8 +249,10 @@ static int rockchip_otp_read(struct udevice *dev, int offset, offset += data->offset; - if (data->block_size <= 1) - return data->read(dev, offset, buf, size); + if (data->block_size <= 1) { + ret = data->read(dev, offset, buf, size); + goto done; + } block_start = offset / data->block_size; block_offset = offset % data->block_size; @@ -266,7 +268,9 @@ static int rockchip_otp_read(struct udevice *dev, int offset, memcpy(buf, buffer + block_offset, size); free(buffer); - return ret; + +done: + return ret < 0 ? ret : size; } static const struct misc_ops rockchip_otp_ops = { |