Re: [PATCH] btrfs: tree-checker: use %zu format string for size_t

[David Sterba]

On Fri, Oct 13, 2017 at 11:27:35AM +0200, Arnd Bergmann wrote:
> We now get a harmless compile-time on 32-bit architectures:
> 
> fs/btrfs/tree-checker.c: In function 'check_extent_data_item':
> fs/btrfs/tree-checker.c:189:70: error: format '%lu' expects argument of type 'long unsigned int', but argument 6 has type 'unsigned int' [-Werror=format=]
> 
> This changes the format string to use %zu instead of %lu for size_t.
> 
> Fixes: c1f6520bf360 ("btrfs: tree-checker: Enhance output for check_extent_data_item")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Reviewed-by: David Sterba <dsterba@xxxxxxxx>