qcacld-3.0: Add Null check before dereference of pointer

Add check for NULL for pointer before dereferencing them.

Change-Id: I1093f25ae67b8ce75a69f88516be2ca810fc28e0
CRs-Fixed: 1096195
This commit is contained in:
Nishank Aggarwal
2016-12-01 17:41:33 +05:30
committed by qcabuildsw
parent c9cd18b9b6
commit 21282ecd17

View File

@@ -3055,6 +3055,7 @@ static bool wma_is_pkt_drop_candidate(tp_wma_handle wma_handle,
void *pdev_ctx;
uint8_t peer_id;
bool should_drop = false;
qdf_time_t *ptr;
void *soc = cds_get_context(QDF_MODULE_ID_SOC);
/*
@@ -3089,7 +3090,12 @@ static bool wma_is_pkt_drop_candidate(tp_wma_handle wma_handle,
switch (subtype) {
case SIR_MAC_MGMT_ASSOC_REQ:
if (*cdp_peer_last_assoc_received(soc, peer)) {
ptr = cdp_peer_last_assoc_received(soc, peer);
if (ptr == NULL) {
WMA_LOGE(FL("cdp_peer_last_assoc_received Failed"));
should_drop = true;
goto end;
} else {
if ((qdf_get_system_timestamp() -
*cdp_peer_last_assoc_received(soc, peer)) <
WMA_MGMT_FRAME_DETECT_DOS_TIMER) {