Re: [PATCH 01/13] PCI/P2PDMA: Safely terminate ACS redirect lists

> From: Leon Romanovsky <[email protected]>
> 
> seq_buf marks an overflow by setting len to size + 1. The ACS diagnostic
> path unconditionally writes a terminator to buffer[len - 1], so a path
> with enough ACS ports to fill the 128-byte buffer writes one byte beyond
> the buffer when verbose diagnostics are requested.
> 
> Use seq_buf_str() to terminate truncated output safely and remove the final
> semicolon only when the buffer did not overflow.
> 
> Fixes: 52916982af48 ("PCI/P2PDMA: Support peer-to-peer memory")
> Signed-off-by: Leon Romanovsky <[email protected]>

Sashiko has reviewed this patch and found no issues. It looks great!

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