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wiphy: track GET_REG ID

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Keep track of the GET_REG call so it can be canceled if the wiphy
goes down.
This commit is contained in:
James Prestwood 2022-08-04 11:51:06 -07:00 committed by Denis Kenzior
parent 544aafb675
commit dfcba7c83c
1 changed files with 9 additions and 2 deletions
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11
src/wiphy.c
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@ -121,6 +121,7 @@ struct wiphy {
/* Work queue for this radio */ /* Work queue for this radio */
struct l_queue *work; struct l_queue *work;
bool work_in_callback; bool work_in_callback;
unsigned int get_reg_id;
bool support_scheduled_scan:1; bool support_scheduled_scan:1;
bool support_rekey_offload:1; bool support_rekey_offload:1;
@ -341,6 +342,9 @@ static void wiphy_free(void *data)
l_debug("Freeing wiphy %s[%u]", wiphy->name, wiphy->id); l_debug("Freeing wiphy %s[%u]", wiphy->name, wiphy->id);
if (wiphy->get_reg_id)
l_genl_family_cancel(nl80211, wiphy->get_reg_id);
for (i = 0; i < NUM_NL80211_IFTYPES; i++) for (i = 0; i < NUM_NL80211_IFTYPES; i++)
l_free(wiphy->iftype_extended_capabilities[i]); l_free(wiphy->iftype_extended_capabilities[i]);
@ -1875,6 +1879,8 @@ static void wiphy_get_reg_cb(struct l_genl_msg *msg, void *user_data)
uint32_t tmp; uint32_t tmp;
bool global; bool global;
wiphy->get_reg_id = 0;
/* /*
* NL80211_CMD_GET_REG contains an NL80211_ATTR_WIPHY iff the wiphy * NL80211_CMD_GET_REG contains an NL80211_ATTR_WIPHY iff the wiphy
* uses a self-managed regulatory domain. * uses a self-managed regulatory domain.
@ -1892,8 +1898,9 @@ static void wiphy_get_reg_domain(struct wiphy *wiphy)
msg = l_genl_msg_new(NL80211_CMD_GET_REG); msg = l_genl_msg_new(NL80211_CMD_GET_REG);
l_genl_msg_append_attr(msg, NL80211_ATTR_WIPHY, 4, &wiphy->id); l_genl_msg_append_attr(msg, NL80211_ATTR_WIPHY, 4, &wiphy->id);
if (!l_genl_family_send(wiphy->nl80211, msg, wiphy_get_reg_cb, wiphy, wiphy->get_reg_id = l_genl_family_send(wiphy->nl80211, msg,
NULL)) { wiphy_get_reg_cb, wiphy, NULL);
if (!wiphy->get_reg_id) {
l_error("Error sending NL80211_CMD_GET_REG for %s", wiphy->name); l_error("Error sending NL80211_CMD_GET_REG for %s", wiphy->name);
l_genl_msg_unref(msg); l_genl_msg_unref(msg);
} }