[libvirt] [PATCH 1/3] qemu: only parse basename when determining emulator properties
Michal Privoznik
mprivozn at redhat.com
Wed Sep 4 12:14:08 UTC 2013
On 28.08.2013 06:00, Eric Blake wrote:
> 'virsh domxml-from-native' and 'virsh qemu-attach' could misbehave
> for an emulator installed in (a somewhat unlikely) location
> such as /usr/local/qemu-1.6/qemu-system-x86_64 or (an even less
> likely) /opt/notxen/qemu-system-x86_64. Limit the strstr seach
> to just the basename of the file where we are assuming details
> about the binary based on its name.
>
> While testing, I accidentally triggered a core dump during strcmp
> when I forgot to set os.type on one of my code paths; this patch
> changes such a coding error to raise a nicer internal error instead.
>
> * src/qemu/qemu_command.c (qemuParseCommandLine): Compute basename
> earlier.
> * src/conf/domain_conf.c (virDomainDefPostParseInternal): Avoid
> NULL deref.
>
> Signed-off-by: Eric Blake <eblake at redhat.com>
> ---
> src/conf/domain_conf.c | 6 ++++++
> src/qemu/qemu_command.c | 22 ++++++++++------------
> 2 files changed, 16 insertions(+), 12 deletions(-)
ACK
Michal
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