[libvirt] [PATCH] util: don't log failure when older iptables lacks -w

[Peter Krempa]

On 11/20/14 00:21, Eric Blake wrote:
> Commit dc33e6e4 caused older platforms like Fedora 20 to emit
> scary log messages at startup:
> 
> 2014-11-19 23:12:58.800+0000: 28906: error : virCommandWait:2532 : internal error: Child process (/usr/sbin/iptables -w -L -n) unexpected exit status 2: iptables v1.4.19.1: unknown option "-w"
> Try `iptables -h' or 'iptables --help' for more information.
> 
> Since we are probing and expect to handle the case where -w is not
> supported, we should not let virCommand log it as an error.
> 
> * src/util/virfirewall.c (virFirewallCheckUpdateLock): Handle
> non-zero status ourselves.
> 
> Signed-off-by: Eric Blake <eblake at redhat.com>
> ---
>  src/util/virfirewall.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 

ACK


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