Re: [PATCH net] net: usb: kalmia: bound RX frame length in kalmia_rx_fixup()
From: patchwork-bot+netdevbpf
Date: Wed Jun 24 2026 - 22:10:39 EST
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:
On Mon, 22 Jun 2026 16:01:57 +0800 you wrote:
> kalmia_rx_fixup() computes usb_packet_length = skb->len - (2 *
> KALMIA_HEADER_LENGTH) as a u16, guarded only by a pre-loop check that
> skb->len is at least KALMIA_HEADER_LENGTH, which is 6. A device can
> deliver a short bulk-IN frame with skb->len in the 6 to 11 range, or
> leave a short trailing remainder on a later loop iteration. Either case
> underflows usb_packet_length to about 65530.
>
> [...]
Here is the summary with links:
- [net] net: usb: kalmia: bound RX frame length in kalmia_rx_fixup()
https://git.kernel.org/netdev/net/c/47b6bcef6e67
You are awesome, thank you!
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