cfg80211: fix memory leak of new_ie (bede8d29) · Commits · 戴 / test

new_ie is used as a temporary storage for the generation of the new elements. However, after copying from it the memory wasn't freed and leaked. Free it. Signed-off-by:

Sara Sharon <sara.sharon@intel.com> Signed-off-by:

Johannes Berg <johannes.berg@intel.com>

net/wireless/scan.c

+5 −4

Original line number	Diff line number	Diff line
		@@ -1576,10 +1576,8 @@ cfg80211_update_notlisted_nontrans(struct wiphy *wiphy,
		if (!new_ie)
		return;
		new_ies = kzalloc(sizeof(*new_ies) + new_ie_len, gfp);
		if (!new_ies) {
		kfree(new_ie);
		return;
		}
		if (!new_ies)
		goto out_free;

		pos = new_ie;

		@@ -1613,6 +1611,9 @@ cfg80211_update_notlisted_nontrans(struct wiphy *wiphy,
		if (old)
		kfree_rcu((struct cfg80211_bss_ies *)old, rcu_head);
		}

		out_free:
		kfree(new_ie);
		}

		/* cfg80211_inform_bss_width_frame helper */

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