diff options
| -rw-r--r-- | drivers/spi/spi-airoha-snfi.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/spi/spi-airoha-snfi.c b/drivers/spi/spi-airoha-snfi.c index 437ab6745b1a..8408aee9c06e 100644 --- a/drivers/spi/spi-airoha-snfi.c +++ b/drivers/spi/spi-airoha-snfi.c @@ -776,7 +776,11 @@ static ssize_t airoha_snand_dirmap_write(struct spi_mem_dirmap_desc *desc, return -EOPNOTSUPP; } + if (offs > 0) + memset(txrx_buf, 0xff, offs); memcpy(txrx_buf + offs, buf, len); + if (bytes > offs + len) + memset(txrx_buf + offs + len, 0xff, bytes - offs - len); err = airoha_snand_set_mode(as_ctrl, SPI_MODE_DMA); if (err < 0) |