On Mon, Aug 26, 2013 at 04:12:50PM -0600, Stephen Warren wrote: > From: Stephen Warren <[email protected]> > > In real-world use-cases, hashing zero-length data likely never happens. > However, it is relevant when testing cbootimage with a dummy zero-length > bootloader binary, e.g.: > > touch u-boot.bin > cbootimage -t30 ../tamonten-ng/tegra30.img.cfg tegra30-tec-ng.img > > In this scenario, it's useful to create a consistent hash, so that one > can compare the resultant images before and after applying patches, to > check for regressions. > > Hence, zero out the hash data so it has consistent content if it isn't > written to. > > Signed-off-by: Stephen Warren <[email protected]> > --- > v2: clear region using calloc at allocation time, rather than memset > at hash-calculation time. > --- > src/crypto.c | 2 +- > src/data_layout.c | 2 +- > 2 files changed, 2 insertions(+), 2 deletions(-)
Looks good: Reviewed-by: Thierry Reding <[email protected]>
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