| Message ID | 20231122030237.31276-1-michael-cy.lee@mediatek.com |
|---|---|
| State | New |
| Headers | show |
| Series | wifi: mac80211: Fix potential he_6ghz_oper NULL pointer access | expand |
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 3308e85..a23ec4c 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -2671,12 +2671,14 @@ ieee80211_he_oper_size(const u8 *he_oper_ie) static inline const struct ieee80211_he_6ghz_oper * ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper) { - const u8 *ret = (const void *)&he_oper->optional; + const u8 *ret; u32 he_oper_params; if (!he_oper) return NULL; + ret = (const void *)&he_oper->optional; + he_oper_params = le32_to_cpu(he_oper->he_oper_params); if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO))
Signed-off-by: Michael-CY Lee <michael-cy.lee@mediatek.com> --- include/linux/ieee80211.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)