wifi: rtw89: fix potential leak in rtw89_append_probe_req_ie()

wifi: rtw89: fix potential leak in rtw89_append_probe_req_ie()

[ Upstream commit 4a0e218cc9c42d1903ade8b5a371dcf48cf918c5 ]

Do `kfree_skb(new)` before `goto out` to prevent potential leak.

Fixes: 895907779752 ("rtw89: 8852a: add ieee80211_ops::hw_scan")
Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20230103141054.17372-1-pkshih@realtek.com
Signed-off-by: Sasha Levin <sashal@kernel.org>