diff options
| -rw-r--r-- | drivers/spi/airoha_snfi_spi.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/spi/airoha_snfi_spi.c b/drivers/spi/airoha_snfi_spi.c index 65381060407..23c4507b10d 100644 --- a/drivers/spi/airoha_snfi_spi.c +++ b/drivers/spi/airoha_snfi_spi.c @@ -819,7 +819,11 @@ 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(priv, SPI_MODE_DMA); if (err < 0) |