Re: [PATCH v6 3/3] fpga: microchip-spi: fix zero header_size OOB read in mpf_ops_parse_header()

[Xu Yilun]

On Tue, May 12, 2026 at 07:07:10AM -0600, Sebastian Alba Vives wrote:
> mpf_ops_parse_header() reads header_size from the bitstream at
> MPF_HEADER_SIZE_OFFSET (24). When header_size is zero, the expression
> *(buf + header_size - 1) reads one byte before the buffer start.
> 
> Since initial_header_size is set to 71 in mpf_ops, the fpga-mgr core
> guarantees the buffer is always large enough to reach MPF_HEADER_SIZE_OFFSET.

"WARNING: Prefer a maximum 75 chars per line", again use checkpatch.