[PATCH] wifi: ath11k: Fix possible memory leak in ath11k_dp_srng_setup()
Abdun Nihaal <[email protected]> Mon, 27 Jul 2026 16:25:31 +0530
| Newsgroups | org.infradead.lists.ath11k,org.kernel.vger.linux-kernel,org.kernel.vger.linux-wireless,org.kernel.vger.stable |
|---|---|
| Message-ID | <[email protected]> |
In ath11k_dp_srng_setup(), the memory allocated for
ring->vaddr_unaligned is not freed when ath11k_hal_srng_setup() fails.
Fix that by calling ath11k_dp_srng_cleanup() in that error path.
Fixes: d5c65159f289 ("ath11k: driver for Qualcomm IEEE 802.11ax devices")
Cc: [email protected]
Signed-off-by: Abdun Nihaal <[email protected]>
---
Compile tested only. Issue found using static analysis.
drivers/net/wireless/ath/ath11k/dp.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/wireless/ath/ath11k/dp.c b/drivers/net/wireless/ath/ath11k/dp.c
index f389b97acbdd..c3a16da1cba7 100644
--- a/drivers/net/wireless/ath/ath11k/dp.c
+++ b/drivers/net/wireless/ath/ath11k/dp.c
@@ -324,6 +324,7 @@ int ath11k_dp_srng_setup(struct ath11k_base *ab, struct dp_srng *ring,
ret = ath11k_hal_srng_setup(ab, type, ring_num, mac_id, ¶ms);
if (ret < 0) {
+ ath11k_dp_srng_cleanup(ab, ring);
ath11k_warn(ab, "failed to setup srng: %d ring_id %d\n",
ret, ring_num);
return ret;
--
2.43.0