On Wed, Aug 3, 2011 at 8:56 AM, Supriya Kannery <supri...@linux.vnet.ibm.com> wrote: > For security purpose, convert 'int i' to 'unsigned int i' in > virtio functions, so that range of index is restricted > to positive value. > > Signed-off-by: Supriya Kannery (supri...@linux.vnet.ibm.com) > > --- > hw/virtio.c | 27 +++++++++++++++++---------- > hw/virtio.h | 3 ++- > 2 files changed, 19 insertions(+), 11 deletions(-)
I think this change is good because the ints are accidents waiting to happen. The commit message should be descriptive though: "virtio: make indices unsigned". There is currently no bug in the code AFAICT. This is not a security fix, just a cleanup to make the code safer. Stefan