TWxSoftware/twx-linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

wifi: iwlwifi: mld: assume wiphy is locked when getting BSS ifaces

Browse Source 
The code was calling ieee80211_iterate_interfaces, however that
takes a lock of iflist_mtx, which must not be taken recursively. Fix
this by using the appropriate _mtx version that asserts that the wiphy
mutex is already held.

Signed-off-by: Benjamin Berg <benjamin.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250309073442.6ce298d6a44f.Ibc862dfdd6cb2da63781c791b9dc601bd5ce4bdc@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Benjamin Berg
2025-03-09 07:36:43 +02:00
committed by Johannes Berg
parent 380038bb83
commit 8d006c9213
1 changed files with 4 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/net/wireless/intel/iwlwifi/mld/iface.c
+4 -4
View File
@@ -465,10 +465,10 @@ u8 iwl_mld_get_fw_bss_vifs_ids(struct iwl_mld *mld)
{
u8 fw_id_bitmap = 0;
ieee80211_iterate_interfaces(mld->hw,
IEEE80211_IFACE_SKIP_SDATA_NOT_IN_DRIVER,
iwl_mld_get_fw_id_bss_bitmap_iter,
&fw_id_bitmap);
ieee80211_iterate_active_interfaces_mtx(mld->hw,
IEEE80211_IFACE_SKIP_SDATA_NOT_IN_DRIVER,
iwl_mld_get_fw_id_bss_bitmap_iter,
&fw_id_bitmap);
return fw_id_bitmap;
}