linux-kernel - RE: [PATCH rtw-next] wifi: rtlwifi: fix possible skb memory leak in `_rtl_pci_rx

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Message-ID: <1b7f0d569bd74b5ca606c1eb9d57e4b1@realtek.com>
Date: Wed, 18 Jun 2025 05:43:11 +0000
From: Ping-Ke Shih <pkshih@...ltek.com>
To: Thomas Fourier <fourier.thomas@...il.com>
CC: "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH rtw-next] wifi: rtlwifi: fix possible skb memory leak in `_rtl_pci_rx_interrupt()`.

Thomas Fourier <fourier.thomas@...il.com> wrote:
> The function `_rtl_pci_init_one_rxdesc()` can fail even when the new
> `skb` is passed because of a DMA mapping error.  If it fails, the `skb`
> is not saved in the rx ringbuffer and thus lost.
> 
> Compile tested only
> 
> Signed-off-by: Thomas Fourier <fourier.thomas@...il.com>

Acked-by: Ping-Ke Shih <pkshih@...ltek.com>