bootconfig: give the footer size static_assert a message

static_assert() without a message is a C23 feature, so clang warns:

  main.c:498:56: warning: '_Static_assert' with no message is a C23 extension [-Wc23-extensions]

Add a message.

Link: http://lkml.kernel.org/r/20261011223358.2327625-13-sashal@kernel.org

Fixes: 6ed5e20466 ("bootconfig: Fix unaligned access when building footer")
Cc: stable@vger.kernel.org
Assisted-by: LLM
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
This commit is contained in:
Sasha Levin 2026-10-11 18:33:41 -04:00 • committed by Masami Hiramatsu (Google)
commit a1ddc27214