diff options
| author | Mordechay Goodstein <mordechay.goodstein@intel.com> | 2020-09-26 00:30:40 +0300 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2020-10-01 21:57:21 +0300 |
| commit | ba8f6f4ae2549bbe57e16a0f739e3b17bf06a441 (patch) | |
| tree | dc5f66d2e497ce3210b002b7620076e8ed397109 /drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c | |
| parent | 4c447cfadd6c24416203fb7f186f9e69374d7142 (diff) | |
| download | linux-ba8f6f4ae2549bbe57e16a0f739e3b17bf06a441.tar.xz | |
iwlwifi: dbg: add dumping special device memory
With the new region we can handle in user space understanding
the struct type and version and driver doesn't need to be involved
at all.
Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200926002540.88c431fad7da.I282944cbad5aa367735a9f9a5c47cfbd107a5fc0@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c index 9ce7207d9ec5..c44e61aa2aca 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c @@ -233,6 +233,13 @@ static int iwl_dbg_tlv_alloc_region(struct iwl_trans *trans, if (le32_to_cpu(tlv->length) < sizeof(*reg)) return -EINVAL; + /* For safe using a string from FW make sure we have a + * null terminator + */ + reg->name[IWL_FW_INI_MAX_NAME - 1] = 0; + + IWL_DEBUG_FW(trans, "WRT: parsing region: %s\n", reg->name); + if (id >= IWL_FW_INI_MAX_REGION_ID) { IWL_ERR(trans, "WRT: Invalid region id %u\n", id); return -EINVAL; |