From 09dbcd8bb4896294af0f9a4ec08a09890fddde0c Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Tue, 18 Sep 2018 14:12:05 +0200 Subject: [PATCH] mt76: usb: remove WARN_ON in mt76u_get_rx_entry_len Remove not useful WARN_ON macros in mt76u_get_rx_entry_len routine since corrupted frames should just be silently discarded Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/usb.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index be43e2941dc4..b3edd645b3c0 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -383,9 +383,9 @@ static int mt76u_get_rx_entry_len(u8 *data, u32 data_len) min_len = MT_DMA_HDR_LEN + MT_RX_RXWI_LEN + MT_FCE_INFO_LEN; - if (data_len < min_len || WARN_ON(!dma_len) || - WARN_ON(dma_len + MT_DMA_HDR_LEN > data_len) || - WARN_ON(dma_len & 0x3)) + if (data_len < min_len || !dma_len || + dma_len + MT_DMA_HDR_LEN > data_len || + (dma_len & 0x3)) return -EINVAL; return dma_len; } -- 2.45.2