diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/dvm/debugfs.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/dvm/debugfs.c b/drivers/net/wireless/iwlwifi/dvm/debugfs.c index 8a2d9e6..b0f125c 100644 --- a/drivers/net/wireless/iwlwifi/dvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/dvm/debugfs.c @@ -83,7 +83,7 @@ static ssize_t iwl_dbgfs_##name##_write(struct file *file, \ #define DEBUGFS_READ_FILE_OPS(name) \ DEBUGFS_READ_FUNC(name); \ static const struct file_operations iwl_dbgfs_##name##_ops = { \ - .read = iwl_dbgfs_##name##_read, \ + .read = iwl_dbgfs_##name##_read, \ .open = simple_open, \ .llseek = generic_file_llseek, \ }; @@ -2254,6 +2254,10 @@ static ssize_t iwl_dbgfs_log_event_write(struct file *file, char buf[8]; int buf_size; + /* check that the interface is up */ + if (!iwl_is_ready(priv)) + return -EAGAIN; + memset(buf, 0, sizeof(buf)); buf_size = min(count, sizeof(buf) - 1); if (copy_from_user(buf, user_buf, buf_size)) |