summaryrefslogtreecommitdiffstats
path: root/net/wireless/reg.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/wireless/reg.c')
-rw-r--r--net/wireless/reg.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index ecfb1a06dbb2..35399a825aed 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1024,8 +1024,13 @@ static void regdb_fw_cb(const struct firmware *fw, void *context)
}
rtnl_lock();
- if (WARN_ON(regdb && !IS_ERR(regdb))) {
- /* just restore and free new db */
+ if (regdb && !IS_ERR(regdb)) {
+ /* negative case - a bug
+ * positive case - can happen due to race in case of multiple cb's in
+ * queue, due to usage of asynchronous callback
+ *
+ * Either case, just restore and free new db.
+ */
} else if (set_error) {
regdb = ERR_PTR(set_error);
} else if (fw) {