From: Abdun Nihaal Date: Tue, 28 Oct 2025 17:04:55 +0000 (+0530) Subject: wifi: ath12k: fix potential memory leak in ath12k_wow_arp_ns_offload() X-Git-Tag: v6.19-rc1~170^2~227^2^2~12 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=be5febd51c478bc8e24ad3480435f2754a403b14;p=thirdparty%2Fkernel%2Flinux.git wifi: ath12k: fix potential memory leak in ath12k_wow_arp_ns_offload() When the call to ath12k_wmi_arp_ns_offload() fails, the temporary memory allocation for offload is not freed before returning. Fix that by freeing offload in the error path. Fixes: 1666108c74c4 ("wifi: ath12k: support ARP and NS offload") Signed-off-by: Abdun Nihaal Reviewed-by: Baochen Qiang Link: https://patch.msgid.link/20251028170457.134608-1-nihaal@cse.iitm.ac.in Signed-off-by: Jeff Johnson --- diff --git a/drivers/net/wireless/ath/ath12k/wow.c b/drivers/net/wireless/ath/ath12k/wow.c index dce9bd0bcaefb..e8481626f1940 100644 --- a/drivers/net/wireless/ath/ath12k/wow.c +++ b/drivers/net/wireless/ath/ath12k/wow.c @@ -758,6 +758,7 @@ static int ath12k_wow_arp_ns_offload(struct ath12k *ar, bool enable) if (ret) { ath12k_warn(ar->ab, "failed to set arp ns offload vdev %i: enable %d, ret %d\n", arvif->vdev_id, enable, ret); + kfree(offload); return ret; } }