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authorSanjay Konduri <sanjay.konduri@redpinesignals.com>2018-05-15 12:04:30 +0300
committerKalle Valo <kvalo@codeaurora.org>2018-05-23 11:02:21 +0300
commitabd39c6ded9db53aa44c2540092bdd5fb6590fa8 (patch)
tree20c6e8cdaedb15de9e1b6320fb3bea14c44f5de2 /drivers/net/wireless/rsi
parent88001968245c42c26416476bf0ef960442371605 (diff)
downloadlinux-abd39c6ded9db53aa44c2540092bdd5fb6590fa8.tar.xz
rsi: add fix for crash during assertions
Observed crash in some scenarios when assertion has occurred, this is because hw structure is freed and is tried to get accessed in some functions where null check is already present. So, avoided the crash by making the hw to NULL after freeing. Signed-off-by: Sanjay Konduri <sanjay.konduri@redpinesignals.com> Signed-off-by: Sushant Kumar Mishra <sushant.mishra@redpinesignals.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/rsi')
-rw-r--r--drivers/net/wireless/rsi/rsi_91x_mac80211.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
index 3faa0449a5ef..bfa7569c85bb 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
@@ -245,6 +245,7 @@ void rsi_mac80211_detach(struct rsi_hw *adapter)
ieee80211_stop_queues(hw);
ieee80211_unregister_hw(hw);
ieee80211_free_hw(hw);
+ adapter->hw = NULL;
}
for (band = 0; band < NUM_NL80211_BANDS; band++) {