diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/debug.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/debug.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index e000677ac516..3894b77db71d 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -1978,6 +1978,9 @@ static ssize_t ath10k_write_btcoex(struct file *file, if (strtobool(buf, &val) != 0) return -EINVAL; + if (!ar->coex_support) + return -EOPNOTSUPP; + mutex_lock(&ar->conf_mutex); if (ar->state != ATH10K_STATE_ON && |