[U-Boot] [PATCH 3/4] fs: btrfs: Fix printf length modifier

[Tom Rini]

On Fri, Oct 06, 2017 at 03:14:53PM +0200, Marek Behún wrote:
> Hmm, this is weird. Tom's commit 6b7fd350
> 
> http://git.denx.de/?p=u-boot.git;a=commit;h=6b7fd350e85a97892a2cb066364797f3f3dcb9c9
> 
> forces %lu here, because the %u issued a warning.
> But my compiler warns when %lu is used.
> Maybe we should use PRIu32 instead...

Yes, oops :)

> 
> ...
> 
> On Fri,  6 Oct 2017 15:04:58 +0200
> Marek Behún <marek.behun at nic.cz> wrote:
> 
> > Change %lu to %u. The compiler issues a warning otherwise.
> > 
> > Signed-off-by: Marek Behun <marek.behun at nic.cz>
> > ---
> >  fs/btrfs/super.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
> > index 2529c2b3b6..706286ee2d 100644
> > --- a/fs/btrfs/super.c
> > +++ b/fs/btrfs/super.c
> > @@ -147,7 +147,7 @@ static int btrfs_check_super(struct
> > btrfs_super_block *sb) 
> >  	if (sb->sys_chunk_array_size < sizeof(struct btrfs_key) +
> >  	    sizeof(struct btrfs_chunk)) {
> > -		printf("%s: system chunk array too small %u <
> > %lu\n", __func__,
> > +		printf("%s: system chunk array too small %u < %u\n",
> > __func__, sb->sys_chunk_array_size, (u32) sizeof(struct btrfs_key)
> >  		       + sizeof(struct btrfs_chunk));
> >  		ret = -1;
> 
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-- 
Tom
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