ath9k: fix debugfs file permission

This patch fixes a trivial debugfs file permission issue. Debugfs
file ack_to has no write function, so S_IWUSR gets purged.

Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Christoph Fritz 2017-07-28 15:15:46 +03:00 • committed by Kalle Valo
commit f085c10547