A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-28 18:51:56 -04:00
Code Issues Projects Releases Packages Wiki Activity

qcacld-3.0: Allocate required memory for skb and radiotap

Browse source 
Mgmt txrx component clones skb and sends cloned
skb to its clients ex: packet capture component.
Need to Allocate memory and copy skb so that there
is enough space to copy radiotap header in skb for
packet capture mode.

Free skb cloned by Mgmt txrx component.

Change-Id: I6bc66b5916ec5a8cf28741e4fcb72f14650fdbfa
CRs-Fixed: 2730559
This commit is contained in:
Vulupala Shashank Reddy 2020-07-14 12:25:38 +05:30 • committed by snandini
commit 2727866b28
1 changed files with 21 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

24
components/pkt_capture/core/src/wlan_pkt_capture_mgmt_txrx.c
View file

@ -414,23 +414,41 @@ pkt_capture_mgmt_tx_completion(struct wlan_objmgr_pdev *pdev,
/**
* process_pktcapture_mgmt_rx_data_cb() - process management rx packets
* @rx_params: mgmt rx event params
* @nbuf: netbuf
* @wbuf: netbuf
*
* Return: none
*/
static QDF_STATUS
pkt_capture_mgmt_rx_data_cb(struct wlan_objmgr_psoc *psoc,
struct wlan_objmgr_peer *peer,
qdf_nbuf_t nbuf,
qdf_nbuf_t wbuf,
struct mgmt_rx_event_params *rx_params,
enum mgmt_frame_type frm_type)
{
struct mon_rx_status txrx_status = {0};
struct ieee80211_frame *wh;
tpSirMacFrameCtl pfc;
qdf_nbuf_t nbuf;
int buf_len;
if (!(pkt_capture_get_pktcap_mode(psoc) & PKT_CAPTURE_MODE_MGMT_ONLY))
if (!(pkt_capture_get_pktcap_mode(psoc) & PKT_CAPTURE_MODE_MGMT_ONLY)) {
qdf_nbuf_free(wbuf);
return QDF_STATUS_E_FAILURE;
}
buf_len = qdf_nbuf_len(wbuf);
nbuf = qdf_nbuf_alloc(NULL, roundup(
buf_len + RESERVE_BYTES, 4),
RESERVE_BYTES, 4, false);
if (!nbuf) {
qdf_nbuf_free(wbuf);
return QDF_STATUS_E_FAILURE;
}
qdf_nbuf_put_tail(nbuf, buf_len);
qdf_mem_copy(qdf_nbuf_data(nbuf), qdf_nbuf_data(wbuf), buf_len);
qdf_nbuf_free(wbuf);
pfc = (tpSirMacFrameCtl)(qdf_nbuf_data(nbuf));
wh = (struct ieee80211_frame *)qdf_nbuf_data(nbuf);