ath9k: No need for that extra memset

Temp buffer is only used for fixing malformed frames, there is no need to memset it every time. Signed-off-by: Nick Kossifidis <mickflemm@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
mariux64 · May 9, 2015 · 3ea2ce3 · 3ea2ce3
1 parent 6b8f85a
commit 3ea2ce3
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/drivers/net/wireless/ath/ath9k/common-spectral.c b/drivers/net/wireless/ath/ath9k/common-spectral.c
@@ -645,6 +645,8 @@ int ath_cmn_process_fft(struct ath_spec_scan_priv *spec_priv, struct ieee80211_h
 
 				fft_handler(rs, spec_priv, sample_buf,
 					    tsf, freq, chan_type);
+
+				memset(sample_buf, 0, SPECTRAL_SAMPLE_MAX_LEN);
 			}
 
 			/* Process a normal frame */
@@ -658,7 +660,6 @@ int ath_cmn_process_fft(struct ath_spec_scan_priv *spec_priv, struct ieee80211_h
 			if (len <= fft_len + 2)
 				break;
 
-			memset(sample_buf, 0, SPECTRAL_SAMPLE_MAX_LEN);
 			sample_start = &vdata[i + 1];
 
 			/* -1 to grab sample_len -1, -2 since