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qcacld-3.0: Validate packet filter data offset

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When configuring a packet filter request, ensure the provided data
offset values are less than the maximum data offset supported by
firmware.

Change-Id: I74ac672dd51245ab954457fdc87bd1e8421b3e1b
CRs-Fixed: 1101487
This commit is contained in:
Dustin Brown
2016-12-14 12:12:24 -08:00
committed by qcabuildsw
parent 2afb6f5c96
commit 4d1e846b92
2 changed files with 10 additions and 0 deletions
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9
core/hdd/src/wlan_hdd_wext.c
View File

@@ -8967,6 +8967,15 @@ static int wlan_hdd_set_filter(hdd_context_t *hdd_ctx,
request->params_data[i].data_length;
packetFilterSetReq.paramsData[i].reserved = 0;
if (request->params_data[i].data_offset >
SIR_MAX_FILTER_TEST_DATA_OFFSET) {
hdd_err("Invalid data offset %u for param %d (max = %d)",
request->params_data[i].data_offset,
i,
SIR_MAX_FILTER_TEST_DATA_OFFSET);
return -EINVAL;
}
if (request->params_data[i].data_length >
SIR_MAX_FILTER_TEST_DATA_LEN) {
hdd_err("Error invalid data length %d",

1
core/mac/inc/sir_api.h
View File

@@ -3083,6 +3083,7 @@ typedef struct sSirRoamOffloadScanRsp {
Packet Filtering Parameters
---------------------------------------------------------------------------*/
#define SIR_MAX_FILTER_TEST_DATA_LEN 8
#define SIR_MAX_FILTER_TEST_DATA_OFFSET 200
#define SIR_MAX_NUM_MULTICAST_ADDRESS 240
#define SIR_MAX_NUM_FILTERS 20
#define SIR_MAX_NUM_TESTS_PER_FILTER 10