summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJia-Ju Bai <baijiaju1990@gmail.com>2018-10-05 16:55:46 +0300
committerKalle Valo <kvalo@codeaurora.org>2018-10-13 20:02:29 +0300
commit52a312673aff9baac0d677e0aee068d65dc30467 (patch)
treeb4fc6f591e8d45316c5a0304559e38ec5a0b1bf2
parent2258ee58baa554609a3cc3996276e4276f537b6d (diff)
downloadlinux-52a312673aff9baac0d677e0aee068d65dc30467.tar.xz
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 <baijiaju1990@gmail.com> Acked-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
-rw-r--r--drivers/net/wireless/intel/iwlegacy/4965.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlegacy/4965.c b/drivers/net/wireless/intel/iwlegacy/4965.c
index c3c638ed0ed7..ce4144a89217 100644
--- a/drivers/net/wireless/intel/iwlegacy/4965.c
+++ b/drivers/net/wireless/intel/iwlegacy/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 &&