xenbus: address compiler warnings
authorJan Beulich <JBeulich@suse.com>
Fri, 24 Feb 2012 11:46:32 +0000 (11:46 +0000)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Sun, 26 Feb 2012 16:04:07 +0000 (11:04 -0500)
- casting pointers to integer types of different size is being warned on
- an uninitialized variable warning occurred on certain gcc versions

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

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