On Thursday, 20 February 2025 13:23:34 CST Elizabeth Figura wrote:

GCC versions below 13 incorrectly detect the copy size as being static and too
small to fit in the "fds" array. Work around this by explicitly calculating the
size and returning EINVAL based on that, instead of based on the object count.

Reported-by: kernel test robot <redacted>
Closes: https://lore.kernel.org/oe-kbuild-all/202502072019.LYoCR9bF-lkp@intel.com/ (local)
Suggested-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Elizabeth Figura <zfigura@codeweavers.com>

Oops, I forgot to include a reference to v1:

https://lore.kernel.org/all/20250219001920.210847-1-zfigura@codeweavers.com/ (local)