diff options
Diffstat (limited to 'package/kernel/mac80211/patches/ath11k/0018-wifi-ath11k-drop-NULL-pointer-check-in-ath11k_update.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/ath11k/0018-wifi-ath11k-drop-NULL-pointer-check-in-ath11k_update.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/ath11k/0018-wifi-ath11k-drop-NULL-pointer-check-in-ath11k_update.patch b/package/kernel/mac80211/patches/ath11k/0018-wifi-ath11k-drop-NULL-pointer-check-in-ath11k_update.patch new file mode 100644 index 00000000000..ccf7461a758 --- /dev/null +++ b/package/kernel/mac80211/patches/ath11k/0018-wifi-ath11k-drop-NULL-pointer-check-in-ath11k_update.patch @@ -0,0 +1,32 @@ +From ac13a7842ab46a87aa315514d6d7e19b03cb2adc Mon Sep 17 00:00:00 2001 +From: Dmitry Antipov <dmantipov@yandex.ru> +Date: Wed, 6 Sep 2023 12:36:55 +0300 +Subject: [PATCH] wifi: ath11k: drop NULL pointer check in + ath11k_update_per_peer_tx_stats() + +Since 'user_stats' is a fixed-size array of 'struct htt_ppdu_user_stats' +in 'struct htt_ppdu_stats', any of its member can't be NULL and so +relevant check may be dropped. + +Found by Linux Verification Center (linuxtesting.org) with SVACE. + +Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru> +Acked-by: Jeff Johnson <quic_jjohnson@quicinc.com> +Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com> +Link: https://lore.kernel.org/r/20230906093704.14001-1-dmantipov@yandex.ru +--- + drivers/net/wireless/ath/ath11k/dp_rx.c | 3 --- + 1 file changed, 3 deletions(-) + +--- a/drivers/net/wireless/ath/ath11k/dp_rx.c ++++ b/drivers/net/wireless/ath/ath11k/dp_rx.c +@@ -1388,9 +1388,6 @@ ath11k_update_per_peer_tx_stats(struct a + u8 tid = HTT_PPDU_STATS_NON_QOS_TID; + bool is_ampdu = false; + +- if (!usr_stats) +- return; +- + if (!(usr_stats->tlv_flags & BIT(HTT_PPDU_STATS_TAG_USR_RATE))) + return; + |