[PATCH v3 3/9] hexagon: use generic strncpy/strnlen from_user

Christoph Hellwig hch at lst.de
Thu Jul 22 06:00:22 PDT 2021


On Thu, Jul 22, 2021 at 02:48:08PM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd at arndb.de>
> 
> Remove the hexagon implementation of strncpy/strnlen and instead use
> the generic version.  The hexagon version reads the data twice for
> strncpy() by doing an extra strnlen(), and it apparently lacks a check
> for user_addr_max().
> 
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>

Looks good,

Reviewed-by: Christoph Hellwig <hch at lst.de>



More information about the linux-um mailing list