From 52a312673aff9baac0d677e0aee068d65dc30467 Mon Sep 17 00:00:00 2001 From: Jia-Ju Bai Date: Fri, 5 Oct 2018 21:55:46 +0800 Subject: [Backport 52a312673aff] iwlegacy: Add a lock assertion in il4965_send_rxon_assoc() The variables il->staging.filter_flags, rxon1->filter_flags and rxon2->filter_flags need to be protected by the mutex lock il->mutex. This patch adds a lock assertion of il->mutex to check whether this lock is held. Signed-off-by: Jia-Ju Bai Acked-by: Stanislaw Gruszka Signed-off-by: Kalle Valo --- src/4965.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/4965.c b/src/4965.c index c3c638ed0ed72e8c2f6c95929afc445f5c361d84..ce4144a892173a14e24bd8cd9e660732e96a8e60 100644 --- a/src/4965.c +++ b/src/4965.c @@ -1297,6 +1297,8 @@ il4965_send_rxon_assoc(struct il_priv *il) const struct il_rxon_cmd *rxon1 = &il->staging; const struct il_rxon_cmd *rxon2 = &il->active; + lockdep_assert_held(&il->mutex); + if (rxon1->flags == rxon2->flags && rxon1->filter_flags == rxon2->filter_flags && rxon1->cck_basic_rates == rxon2->cck_basic_rates && -- 2.31.1