diff options
Diffstat (limited to 'drivers/misc/modem_audio/mad.c')
| -rw-r--r-- | drivers/misc/modem_audio/mad.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/misc/modem_audio/mad.c b/drivers/misc/modem_audio/mad.c index 6332d84659a..62bef3c75fd 100644 --- a/drivers/misc/modem_audio/mad.c +++ b/drivers/misc/modem_audio/mad.c @@ -248,7 +248,8 @@ static void mad_receive_cb(u32 *data, u32 length, void *priv) * Check if you have valid message with proper length in message * otherwise Dont care */ - if ((data[1] <= 0) || (mad->rx_buff == NULL)) { + if ((data[1] <= 0) || (mad->rx_buff == NULL) + || (mad->dsp_shm_read_ptr == NULL)) { if (mad->rx_buff == NULL) dev_warn(mad_dev.this_device, "%s :MAD closed", __func__); @@ -470,7 +471,7 @@ static int mad_close(struct inode *ino, struct file *filp) kfree(mad->rx_buff); kfree(mad->tx_buff); - + mad->data_written = 0; mad->open_check = false; return 0; |