On Thursday, July 7, 2016 8:42:16 PM CEST Arvind Yadav wrote:
> Passing value in IS_ERR_VALUE() is wrong, as they
> pass an 'int' into a function that takes an 'unsigned long'
> argument. This happens to work because the type is sign-extended
> on 64-bit architectures before it gets converted into an
> unsigned type.
>
> Passing an 'unsigned short' or 'unsigned int'
> argument into IS_ERR_VALUE() is guaranteed to be broken, as are
> 8-bit integers and types that are wider than 'unsigned long'.
>
> Any user will get compilation warning for that do not pass an
> 'unsigned long' argument.
>
> Commit '287980e49f; - This change is alreday fixes lots of other
> worst abusers.
>
> Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
>
Acked-by: Arnd Bergmann <a...@arndb.de>
just notice about your submission that the changelog is whitespace
damaged, you probably got the leading whitespace when you pasted
a git log into the commit.
Arnd
