On Mon, Jun 29, 2026 at 01:51:13PM +0900, Shuzo Ichiyoshi wrote:
> The IGC RETA register stores four 8-bit queue indexes.
> igc_rss_configure() and igc_add_rss_filter() used a fresh
> uninitialized union for each table entry and wrote the register only
> every fourth entry. As a result, three bytes of each RETA register
> came from stack garbage.
>
> Build the register a word at a time and initialize all four queue
> indexes before writing it.
>
> Fixes: a5aeb2b9e225 ("net/igc: support Rx and Tx")
> Fixes: 746664d546fb ("net/igc: support flow API")
> Cc: [email protected]
> Signed-off-by: Shuzo Ichiyoshi <[email protected]>
Acked-by: Bruce Richardson <[email protected]>
