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    Subject[PATCH 6.0 290/862] wifi: mt76: fix uninitialized pointer in mt7921_mac_fill_rx
    Date
    From: Lorenzo Bianconi <lorenzo@kernel.org>

    [ Upstream commit 9be57ad73984545d594ed359dac19457bcb9fc27 ]

    Initialize msta pointer to NULL in mt7921_mac_fill_rx() in order to not
    dereference a uninitialized pointer.

    Fixes: 0880d40871d1d ("mt76: connac: move mt76_connac2_reverse_frag0_hdr_trans in mt76-connac module")
    Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
    Signed-off-by: Felix Fietkau <nbd@nbd.name>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/net/wireless/mediatek/mt76/mt7921/mac.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
    index 6bd9fc9228a2..e8a7a5831782 100644
    --- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
    +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
    @@ -235,7 +235,7 @@ mt7921_mac_fill_rx(struct mt7921_dev *dev, struct sk_buff *skb)
    u32 rxd2 = le32_to_cpu(rxd[2]);
    u32 rxd3 = le32_to_cpu(rxd[3]);
    u32 rxd4 = le32_to_cpu(rxd[4]);
    - struct mt7921_sta *msta;
    + struct mt7921_sta *msta = NULL;
    u16 seq_ctrl = 0;
    __le16 fc = 0;
    u8 mode = 0;
    --
    2.35.1


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