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qcacmn: Add fix for memory leak

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Added fix for two leak,
a) During wifi unload, buffer used in init need to be free during deinit.
b) Before buffer free, unmap is required for the buffer mapped to DMA.

Change-Id: I4e5a63b0c2aabb69367365e74961a63194144057
CRs-Fixed: 3157424
This commit is contained in:
nobelj
2022-07-08 14:09:41 -07:00
committed by Madan Koyyalamudi
parent 57f7c8363b
commit 8d6fd579fb
2 changed files with 4 additions and 0 deletions
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2
dp/wifi3.0/dp_rx_desc.c
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@@ -431,6 +431,7 @@ void dp_rx_desc_nbuf_free(struct dp_soc *soc,
qdf_spin_lock_bh(&rx_desc_pool->lock);
for (i = 0; i < rx_desc_pool->pool_size; i++) {
dp_rx_desc_free_dbg_info(&rx_desc_pool->array[i].rx_desc);
if (rx_desc_pool->array[i].rx_desc.in_use) {
nbuf = rx_desc_pool->array[i].rx_desc.nbuf;
@@ -468,6 +469,7 @@ void dp_rx_desc_frag_free(struct dp_soc *soc,
paddr = rx_desc_pool->array[i].rx_desc.paddr_buf_start;
vaddr = rx_desc_pool->array[i].rx_desc.rx_buf_start;
dp_rx_desc_free_dbg_info(&rx_desc_pool->array[i].rx_desc);
if (!(rx_desc_pool->array[i].rx_desc.unmapped)) {
qdf_mem_unmap_page(soc->osdev, paddr,
rx_desc_pool->buf_size,

2
dp/wifi3.0/dp_tx.c
View File

@@ -3722,6 +3722,8 @@ void dp_tx_reinject_handler(struct dp_soc *soc,
qdf_spin_unlock_bh(&vdev->peer_list_lock);
}
qdf_nbuf_unmap_nbytes_single(vdev->osdev, nbuf, QDF_DMA_TO_DEVICE,
nbuf->len);
qdf_nbuf_free(nbuf);
dp_tx_desc_release(tx_desc, tx_desc->pool_id);