diff options
author | Harshitha Prem <quic_hprem@quicinc.com> | 2023-04-04 00:11:55 +0530 |
---|---|---|
committer | Pierre-Loup A. Griffais <pgriffais@valvesoftware.com> | 2023-11-02 16:07:58 -0700 |
commit | aa466088dcde6eada3be00c4b7dd01826d8a548e (patch) | |
tree | 8c19cef1d5f6e6f5300e723685b7fe7bf5ec3195 /drivers | |
parent | 2e06fb76b200dfa04b5c3b00431832111a5d2ff0 (diff) | |
download | linux-aa466088dcde6eada3be00c4b7dd01826d8a548e.tar.gz |
wifi: ath11k: fix undefined behavior with __fls in dp
"__fls" would have an undefined behavior if the argument is passed as "0". Hence, added changes to handle the same. Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.7.0.1-01744-QCAHKSWPL_SILICONZ-1 Signed-off-by: Harshitha Prem <quic_hprem@quicinc.com> Signed-off-by: Nagarajan Maran <quic_nmaran@quicinc.com> Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com> Link: https://lore.kernel.org/r/20230403184155.8670-3-quic_nmaran@quicinc.com
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/wireless/ath/ath11k/dp_rx.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index 38be646bc021..0a2e575cd232 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -3609,7 +3609,7 @@ static int ath11k_dp_rx_frag_h_mpdu(struct ath11k *ar, goto out_unlock; } - if (frag_no > __fls(rx_tid->rx_frag_bitmap)) + if (!rx_tid->rx_frag_bitmap || (frag_no > __fls(rx_tid->rx_frag_bitmap))) __skb_queue_tail(&rx_tid->rx_frags, msdu); else ath11k_dp_rx_h_sort_frags(ar, &rx_tid->rx_frags, msdu); |