From: Colin Ian King Date: Sat, 21 Dec 2019 00:40:46 +0000 (+0000) Subject: ath11k: ensure ts.flags is initialized before bit-wise or'ing in values X-Git-Tag: v5.15~4637^2~11^2^2~10 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=eefca584140b42551e642277515ca26be0ca5ef3;p=platform%2Fkernel%2Flinux-starfive.git ath11k: ensure ts.flags is initialized before bit-wise or'ing in values Currently the structure ts is not inititalized and ts.flags contains garbage values from the stack. This is being passed into function ath11k_dp_tx_status_parse that bit-wise or'ing in settings into the ts.flags field. To avoid flags (and other fields) from containing garbage, initialize the structure to zero before use. Addresses-Coverity: ("Uninitialized scalar variable)" Fixes: d5c65159f289 ("ath11k: driver for Qualcomm IEEE 802.11ax devices") Signed-off-by: Colin Ian King Signed-off-by: Kalle Valo --- diff --git a/drivers/net/wireless/ath/ath11k/dp_tx.c b/drivers/net/wireless/ath/ath11k/dp_tx.c index 918305dda106..04ad1a20e459 100644 --- a/drivers/net/wireless/ath/ath11k/dp_tx.c +++ b/drivers/net/wireless/ath/ath11k/dp_tx.c @@ -461,7 +461,7 @@ void ath11k_dp_tx_completion_handler(struct ath11k_base *ab, int ring_id) int hal_ring_id = dp->tx_ring[ring_id].tcl_comp_ring.ring_id; struct hal_srng *status_ring = &ab->hal.srng_list[hal_ring_id]; struct sk_buff *msdu; - struct hal_tx_status ts; + struct hal_tx_status ts = { 0 }; struct dp_tx_ring *tx_ring = &dp->tx_ring[ring_id]; u32 *desc; u32 msdu_id;