[PATCH 4.2 002/110] ath9k: declare required extra tx headroom

4.2-stable review patch. If anyone has any objections, please let me know. -- From: Felix Fietkau commit 029cd0370241641eb70235d205aa0b90c84dce44 upstream. ath9k inserts padding between the 802.11 header and the data area (to align it). Since it didn't declare this extra

[PATCH 4.2 002/110] ath9k: declare required extra tx headroom

4.2-stable review patch. If anyone has any objections, please let me know. -- From: Felix Fietkau commit 029cd0370241641eb70235d205aa0b90c84dce44 upstream. ath9k inserts padding between the 802.11 header and the data area (to align it). Since it didn't