[PATCH net v3] net: stmmac: fix rx Scatter-Gather support

[patchwork-bot+netdevbpf at kernel.org]

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba at kernel.org>:

On Wed, 23 Sep 2026 11:14:28 +0200 you wrote:
> When a received frame is larger than dma_buf_sz, the DMA scatters it
> across multiple RX descriptors (rx Scatter-Gather). The secondary RX
> buffer (sec_page) was only allocated and programmed when split-header
> (SPH) was active, so for regular frames buffer2 was neither allocated
> nor backed by a valid mapping. As soon as an incoming frame overflowed
> buffer1, the DMA wrote the overflow into the unmapped secondary-buffer
> address, triggering an SMMU translation fault on IOMMU-based platforms:
> 
> [...]

Here is the summary with links:
  - [net,v3] net: stmmac: fix rx Scatter-Gather support
    https://git.kernel.org/netdev/net/c/88095728511e

You are awesome, thank you!
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