Since last month, no any feedback. Who can give some comment about this patch?
Best Regards Jerry Huang > -----Original Message----- > From: Huang Changming-R66093 > Sent: Wednesday, November 07, 2012 9:33 AM > To: u-boot@lists.denx.de > Cc: Huang Changming-R66093 > Subject: [PATCH] part: check each variable for capability calculation > > From: Jerry Huang <chang-ming.hu...@freescale.com> > > In order to calculate the capability, we use the below expression to > check: > ((dev_desc->lba * dev_desc->blksz)>0L) > If the capability is greater than 4GB (e.g. 8GB = 8 * 1024 * 104 * 1024), > the result will overflow, the low 32bit may be zero. > > Therefore, change to check each variable to fix this potential issue. > > Signed-off-by: Jerry Huang <chang-ming.hu...@freescale.com> > --- > disk/part.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/disk/part.c b/disk/part.c > index 4646f68..7bdc90e 100644 > --- a/disk/part.c > +++ b/disk/part.c > @@ -199,7 +199,7 @@ void dev_print (block_dev_desc_t *dev_desc) > break; > } > puts ("\n"); > - if ((dev_desc->lba * dev_desc->blksz)>0L) { > + if (dev_desc->lba > 0L && dev_desc->blksz > 0L) { > ulong mb, mb_quot, mb_rem, gb, gb_quot, gb_rem; > lbaint_t lba; > > -- > 1.7.9.5 _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot