diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 4f43f4d..d92ca49 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -10957,6 +10957,8 @@
 error:
 	for (i = 0; i < new_coalesce.n_rules; i++) {
 		tmp_rule = &new_coalesce.rules[i];
+		if (!tmp_rule)
+			continue;
 		for (j = 0; j < tmp_rule->n_patterns; j++)
 			kfree(tmp_rule->patterns[j].mask);
 		kfree(tmp_rule->patterns);