On 09/03/2013 09:35 AM, Daniel P. Berrange wrote: > From: "Daniel P. Berrange" <berrange@xxxxxxxxxx> > > The VIR_FREE() macro will cast away any const-ness. This masked a > number of places where we passed a 'const char *' string to > VIR_FREE. Fortunately in all of these cases, the variable was not > in fact const data, but a heap allocated string. Fix all the > variable declarations to reflect this. I already have a patch pending review for a subset of this issue: https://www.redhat.com/archives/libvir-list/2013-August/msg01474.html I'm very much a fan of the idea. > > Signed-off-by: Daniel P. Berrange <berrange@xxxxxxxxxx> > --- > src/conf/domain_conf.c | 30 +++++++++++++++--------------- > src/conf/netdev_vlan_conf.c | 4 ++-- > src/conf/nwfilter_conf.c | 3 ++- > src/node_device/node_device_udev.c | 2 +- > src/nwfilter/nwfilter_gentech_driver.c | 2 +- > src/qemu/qemu_command.c | 33 +++++++++++++++++++-------------- > src/qemu/qemu_domain.c | 2 +- > src/qemu/qemu_driver.c | 4 ++-- > src/rpc/virnetsshsession.c | 34 +++++++++++++++++++++------------- > src/storage/storage_backend.c | 2 +- > src/storage/storage_driver.c | 2 +- > src/util/vircommand.c | 9 ++++----- > src/util/virlog.c | 4 ++-- > tools/virsh-domain.c | 19 ++++++++++--------- > 14 files changed, 82 insertions(+), 68 deletions(-) Where's the actual patch to VIR_FREE to drop the const cast, and let the compiler enforce things so that we don't reintroduce the problem in the future? Other than that (which could be done as a followup patch), I agree with Michal's ack. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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