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qcacmn: Fix memleaks in Rx refill buffer pool

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Rx refill lock is not in sync during deinit path causing
mem leak of refill buffers. Set the Rx refill lock during deinit path.

Change-Id: Ic7d07c0fcaae26f6a269afcba4d593be1d5eacad
CRs-Fixed: 2898006
This commit is contained in:
Karthik Kantamneni 2021-03-11 20:34:56 +05:30 • committed by snandini
commit b2d534cc4c
1 changed files with 8 additions and 0 deletions
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8
dp/wifi3.0/dp_rx_buffer_pool.c
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@ -373,10 +373,12 @@ static void dp_rx_refill_buff_pool_deinit(struct dp_soc *soc, u8 mac_id)
struct rx_refill_buff_pool *buff_pool = &soc->rx_refill_buff_pool;
struct rx_desc_pool *rx_desc_pool = &soc->rx_desc_buf[mac_id];
qdf_nbuf_t nbuf;
uint32_t count = 0;
if (!buff_pool->is_initialized)
return;
buff_pool->in_rx_refill_lock = true;
while ((nbuf = dp_rx_refill_buff_pool_dequeue_nbuf(soc))) {
dp_ipa_handle_rx_buf_smmu_mapping(soc, nbuf,
rx_desc_pool->buf_size,
@ -385,8 +387,14 @@ static void dp_rx_refill_buff_pool_deinit(struct dp_soc *soc, u8 mac_id)
QDF_DMA_BIDIRECTIONAL,
rx_desc_pool->buf_size);
qdf_nbuf_free(nbuf);
count++;
}
buff_pool->in_rx_refill_lock = false;
dp_info("Rx refill buffers freed during deinit %u qlen: %u",
count, buff_pool->bufq_len);
qdf_spinlock_destroy(&buff_pool->bufq_lock);
buff_pool->is_initialized = false;
}