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21 lines
625 B
21 lines
625 B
9 years ago
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From: Felix Fietkau <nbd@openwrt.org>
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Date: Thu, 30 Jul 2015 14:12:25 +0200
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Subject: [PATCH] mac80211: make local->tx_headroom a multiple of 4
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This ensures that mac80211 generated management frames and beacons are
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aligned before being passed to the driver
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Signed-off-by: Felix Fietkau <nbd@openwrt.org>
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---
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--- a/net/mac80211/main.c
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+++ b/net/mac80211/main.c
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@@ -1031,6 +1031,7 @@ int ieee80211_register_hw(struct ieee802
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*/
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local->tx_headroom = max_t(unsigned int , local->hw.extra_tx_headroom,
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IEEE80211_TX_STATUS_HEADROOM);
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+ local->tx_headroom = ALIGN(local->tx_headroom, 4);
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debugfs_hw_add(local);
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