From: Ilan Peer <ilan.peer@intel.com>
Date: Sun, 11 Sep 2022 13:55:12 +0000 (+0300)
Subject: wifi: cfg80211/mac80211: Fix ML element common size validation
X-Git-Url: https://jxself.org/git/?a=commitdiff_plain;h=10277ebb08477c515928c7c4012cdadfb240432f;hp=97d485480b9ba53579ab51790260c13dad5d411c;p=carl9170fw.git

wifi: cfg80211/mac80211: Fix ML element common size validation

The Multi-Link element can be fragmented, thus its size can exceed 254.
Thus, modify ieee80211_mle_size_ok() to use 'size_t len' instead of
'u8 len'.

Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
---

diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 6ad5826..d3fa319 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -4529,7 +4529,7 @@ static inline u8 ieee80211_mle_common_size(const u8 *data)
  * @data: pointer to the element data
  * @len: length of the containing element
  */
-static inline bool ieee80211_mle_size_ok(const u8 *data, u8 len)
+static inline bool ieee80211_mle_size_ok(const u8 *data, size_t len)
 {
 	const struct ieee80211_multi_link_elem *mle = (const void *)data;
 	u8 fixed = sizeof(*mle);