This is a note to let you know that I've just added the patch titled overflow: Include header file with SIZE_MAX declaration to the 5.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: overflow-include-header-file-with-size_max-declarati.patch and it can be found in the queue-5.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 3af1b4e9a45ac51c0b7d68a03643dc3401fdc8ff Author: Leon Romanovsky <leonro@xxxxxxxxxx> Date: Sun Sep 13 13:29:28 2020 +0300 overflow: Include header file with SIZE_MAX declaration [ Upstream commit a4947e84f23474803b62a2759b5808147e4e15f9 ] The various array_size functions use SIZE_MAX define, but missed limits.h causes to failure to compile code that needs overflow.h. In file included from drivers/infiniband/core/uverbs_std_types_device.c:6: ./include/linux/overflow.h: In function 'array_size': ./include/linux/overflow.h:258:10: error: 'SIZE_MAX' undeclared (first use in this function) 258 | return SIZE_MAX; | ^~~~~~~~ Fixes: 610b15c50e86 ("overflow.h: Add allocation size calculation helpers") Link: https://lore.kernel.org/r/20200913102928.134985-1-leon@xxxxxxxxxx Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxx> Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/include/linux/overflow.h b/include/linux/overflow.h index 93fcef105061b..ff3c48f0abc5b 100644 --- a/include/linux/overflow.h +++ b/include/linux/overflow.h @@ -3,6 +3,7 @@ #define __LINUX_OVERFLOW_H #include <linux/compiler.h> +#include <linux/limits.h> /* * In the fallback code below, we need to compute the minimum and