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iwlwifi: mvm: Improve debugfs tof robustness

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Return a proper error when wrong parameters are passed to debugfs
tof_range_request.

Signed-off-by: Assaf Krauss <assaf.krauss@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Assaf Krauss 2015-09-16 11:47:14 +03:00 committed by Luca Coelho
parent 9ef2b8befb
commit 5ac15be8fa
1 changed files with 9 additions and 7 deletions
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12
drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c
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@ -892,6 +892,7 @@ static ssize_t iwl_dbgfs_tof_range_request_write(struct ieee80211_vif *vif,
goto out;
}
memcpy(mvm->tof_data.range_req.macaddr_template, mac, ETH_ALEN);
goto out;
}
data = iwl_dbgfs_is_match("macaddr_mask=", buf);
@ -903,11 +904,12 @@ static ssize_t iwl_dbgfs_tof_range_request_write(struct ieee80211_vif *vif,
goto out;
}
memcpy(mvm->tof_data.range_req.macaddr_mask, mac, ETH_ALEN);
goto out;
}
data = iwl_dbgfs_is_match("ap=", buf);
if (data) {
struct iwl_tof_range_req_ap_entry ap;
struct iwl_tof_range_req_ap_entry ap = {};
int size = sizeof(struct iwl_tof_range_req_ap_entry);
u16 burst_period;
u8 *mac = ap.bssid;
@ -944,12 +946,12 @@ static ssize_t iwl_dbgfs_tof_range_request_write(struct ieee80211_vif *vif,
data = iwl_dbgfs_is_match("send_range_request=", buf);
if (data) {
ret = kstrtou32(data, 10, &value);
if (ret == 0 && value) {
if (ret == 0 && value)
ret = iwl_mvm_tof_range_request_cmd(mvm, vif);
goto out;
}
}
ret = -EINVAL;
out:
mutex_unlock(&mvm->mutex);
return ret ?: count;
@ -1073,12 +1075,12 @@ static ssize_t iwl_dbgfs_tof_range_req_ext_write(struct ieee80211_vif *vif,
data = iwl_dbgfs_is_match("send_range_req_ext=", buf);
if (data) {
ret = kstrtou32(data, 10, &value);
if (ret == 0 && value) {
if (ret == 0 && value)
ret = iwl_mvm_tof_range_request_ext_cmd(mvm, vif);
goto out;
}
}
ret = -EINVAL;
out:
mutex_unlock(&mvm->mutex);
return ret ?: count;