diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/common-spectral.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/common-spectral.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath9k/common-spectral.c b/drivers/net/wireless/ath/ath9k/common-spectral.c index 4b27445a5fb8..ca01a07f6630 100644 --- a/drivers/net/wireless/ath/ath9k/common-spectral.c +++ b/drivers/net/wireless/ath/ath9k/common-spectral.c @@ -14,6 +14,7 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#include <linux/export.h> #include <linux/relay.h> #include <linux/random.h> #include "ath9k.h" @@ -628,12 +629,12 @@ int ath_cmn_process_fft(struct ath_spec_scan_priv *spec_priv, struct ieee80211_h else RX_STAT_INC(sc, rx_spectral_sample_err); - memset(sample_buf, 0, SPECTRAL_SAMPLE_MAX_LEN); - /* Mix the received bins to the /dev/random * pool */ add_device_randomness(sample_buf, num_bins); + + memset(sample_buf, 0, SPECTRAL_SAMPLE_MAX_LEN); } /* Process a normal frame */ @@ -734,7 +735,7 @@ void ath9k_cmn_spectral_scan_trigger(struct ath_common *common, ATH9K_RX_FILTER_PHYRADAR | ATH9K_RX_FILTER_PHYERR); - /* TODO: usually this should not be neccesary, but for some reason + /* TODO: usually this should not be necessary, but for some reason * (or in some mode?) the trigger must be called after the * configuration, otherwise the register will have its values reset * (on my ar9220 to value 0x01002310) |