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qcacmn: bug_on on detecting nbuf leak

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bug_on the system to catch and debug the nbuf leaks.

Change-Id: Id88714654996790e53217edeb78ea6fb94bbf415
CRs-Fixed: 2162344
This commit is contained in:
Manjunathappa Prakash 2018-01-12 11:40:06 -08:00 • committed by snandini
commit a22b919560
1 changed files with 7 additions and 10 deletions
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17
qdf/linux/src/qdf_nbuf.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2014-2017 The Linux Foundation. All rights reserved.
* Copyright (c) 2014-2018 The Linux Foundation. All rights reserved.
*
* Previously licensed under the ISC license by Qualcomm Atheros, Inc.
*
@ -1836,9 +1836,8 @@ EXPORT_SYMBOL(qdf_net_buf_debug_add_node);
void qdf_net_buf_debug_delete_node(qdf_nbuf_t net_buf)
{
uint32_t i;
bool found = false;
QDF_NBUF_TRACK *p_head;
QDF_NBUF_TRACK *p_node;
QDF_NBUF_TRACK *p_node = NULL;
unsigned long irq_flag;
QDF_NBUF_TRACK *p_prev;
@ -1855,7 +1854,6 @@ void qdf_net_buf_debug_delete_node(qdf_nbuf_t net_buf)
/* Found at head of the table */
if (p_head->net_buf == net_buf) {
gp_qdf_net_buf_track_tbl[i] = p_node->p_next;
found = true;
goto done;
}
@ -1865,7 +1863,6 @@ void qdf_net_buf_debug_delete_node(qdf_nbuf_t net_buf)
p_node = p_node->p_next;
if ((NULL != p_node) && (p_node->net_buf == net_buf)) {
p_prev->p_next = p_node->p_next;
found = true;
break;
}
}
@ -1873,13 +1870,13 @@ void qdf_net_buf_debug_delete_node(qdf_nbuf_t net_buf)
done:
spin_unlock_irqrestore(&g_qdf_net_buf_track_lock[i], irq_flag);
if (!found) {
qdf_print("Unallocated buffer ! Double free of net_buf %pK ?",
net_buf);
QDF_ASSERT(0);
} else {
if (p_node) {
qdf_mem_skb_dec(p_node->size);
qdf_nbuf_track_free(p_node);
} else {
qdf_print("Unallocated buffer ! Double free of net_buf %pK ?",
net_buf);
QDF_BUG(0);
}
}
EXPORT_SYMBOL(qdf_net_buf_debug_delete_node);