diff options
| author | Johannes Berg <[email protected]> | 2024-03-18 18:53:17 +0200 |
|---|---|---|
| committer | Johannes Berg <[email protected]> | 2024-03-25 15:38:12 +0100 |
| commit | b7793a1a2f370c28b17d9554b58e9dc51afcfcbd (patch) | |
| tree | bc34cc95d4612e212e203577bf513f6fec9b1cbe /include/linux | |
| parent | e959521760ddfe7103a4cbe3d117047ff22690c0 (diff) | |
wifi: ieee80211: check for NULL in ieee80211_mle_size_ok()
For simplicity, we may want to pass a NULL element, and
while we should then pass also a zero length, just be a
bit more careful here.
Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Miri Korenblit <[email protected]>
Link: https://msgid.link/20240318184907.4d983653cb8d.Ic3ea99b60c61ac2f7d38cb9fd202a03c97a05601@changeid
Signed-off-by: Johannes Berg <[email protected]>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/ieee80211.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 3385a2cc5b09..a99f048404b8 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -5166,7 +5166,7 @@ static inline bool ieee80211_mle_size_ok(const u8 *data, size_t len) bool check_common_len = false; u16 control; - if (len < fixed) + if (!data || len < fixed) return false; control = le16_to_cpu(mle->control); |