From: Nick Kossifidis Date: Wed, 29 Apr 2015 23:51:18 +0000 (+0000) Subject: ath9k: No need for that extra memcpy X-Git-Tag: firefly_0821_release~176^2~1587^2~230^2~9 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9acc98b9ecf9d12bfc6e3f914f3fc446d49b8641;p=firefly-linux-kernel-4.4.55.git ath9k: No need for that extra memcpy No need to copy the frame to the temporary buffer when its length is ok. Signed-off-by: Nick Kossifidis Signed-off-by: Kalle Valo --- diff --git a/drivers/net/wireless/ath/ath9k/common-spectral.c b/drivers/net/wireless/ath/ath9k/common-spectral.c index 0c9bc9ea5d9d..b8682bc4f7ac 100644 --- a/drivers/net/wireless/ath/ath9k/common-spectral.c +++ b/drivers/net/wireless/ath/ath9k/common-spectral.c @@ -620,11 +620,9 @@ int ath_cmn_process_fft(struct ath_spec_scan_priv *spec_priv, struct ieee80211_h } /* Process a normal frame */ - if (sample_bytes == sample_len) { - memcpy(sample_buf, sample_start, sample_len); - ret = fft_handler(rs, spec_priv, sample_buf, + if (sample_bytes == sample_len) + ret = fft_handler(rs, spec_priv, sample_start, tsf, freq, chan_type); - } /* Short report processed, break out of the * loop.