Re: [PATCH v1] tmpfs: Unsigned expression compared with zero

[André Almeida]

Hi guanjing,

Em 20/11/2024 07:51, guanjing escreveu:
> The return value from the call to utf8_parse_version() is not
> of the unsigned type.
>
> However, the return value is being assigned to an unsigned int
> variable 'version'. This will result in the inability to handle
> errors that occur when parsing a UTF-8 version number from
> a string.
>
> Additionally, this patch can help eliminate the following
> Coccicheck warning:
>
> mm/shmem.c:4378:6-13: WARNING: Unsigned expression compared with zero: version < 0
>
> Fixes: 58e55efd6c72 ("tmpfs: Add casefold lookup support")
> Signed-off-by: guanjing <guanjing@xxxxxxxxxxxxxxxxxxxx>

Another fix was already sent: 
https://lore.kernel.org/lkml/20241111-unsignedcompare1601569-v1-1-c4a9c3c75a52@xxxxxxxxx/