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qcacmn: Validate nbuf in dp trace function

Telusuri Sumber 
Validate nbuf before processing in dp trace function

Change-Id: Idb59f83edc09f9be8bf0bd231b8eb6ff28f37fd4
CRs-Fixed: 2213737
This commit is contained in:
Kabilan Kannan
2018-03-27 14:58:54 -07:00
committed by nshrivas
orang tua 0323f80221
melakukan d6c4f2209c
1 mengubah file dengan 6 tambahan dan 4 penghapusan
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10
qdf/linux/src/qdf_trace.c
Melihat File

@@ -1194,10 +1194,12 @@ static bool qdf_dp_enable_check(qdf_nbuf_t nbuf, enum QDF_DP_TRACE_ID code,
if (qdf_dp_trace_enable_track(code) == false)
return false;
if ((nbuf) && ((QDF_NBUF_CB_TX_PACKET_TRACK(nbuf) !=
QDF_NBUF_TX_PKT_DATA_TRACK) ||
((dir == QDF_TX) && (QDF_NBUF_CB_TX_DP_TRACE(nbuf) == 0)) ||
((dir == QDF_RX) && (QDF_NBUF_CB_RX_DP_TRACE(nbuf) == 0))))
if (!nbuf)
return false;
if ((QDF_NBUF_CB_TX_PACKET_TRACK(nbuf) != QDF_NBUF_TX_PKT_DATA_TRACK) ||
((dir == QDF_TX) && (QDF_NBUF_CB_TX_DP_TRACE(nbuf) == 0)) ||
((dir == QDF_RX) && (QDF_NBUF_CB_RX_DP_TRACE(nbuf) == 0)))
return false;
return true;