Re: [Libvir] [patch 2/2] Dont crash if theres no /sys/hypervisor/capabilities

On Wed, Feb 06, 2008 at 11:45:59PM +0000, Mark McLoughlin wrote:
xenHypervisorMakeCapabilitiesXML() can be called with either of it's FILE* paramaters NULL; don't crash when the capabilities pointer is NULL.
Signed-off-by: Mark McLoughlin <markmc@redhat.com> Index: libvirt/src/xen_internal.c =================================================================== --- libvirt.orig/src/xen_internal.c 2008-02-06 22:38:06.000000000 +0000 +++ libvirt/src/xen_internal.c 2008-02-06 23:38:54.000000000 +0000 @@ -2233,7 +2233,7 @@ */
/* Expecting one line in this file - ignore any more. */ - if (fgets (line, sizeof line, capabilities)) { + if (capabilities && fgets (line, sizeof line, capabilities)) { /* Split the line into tokens. strtok_r is OK here because we "own" * this buffer. Parse out the features from each token. */
okay, but I still prefer when test expressions are fully parenthetized, so preferabbly with ()() added, thanks :-) +1 Daniel -- Red Hat Virtualization group http://redhat.com/virtualization/ Daniel Veillard | virtualization library http://libvirt.org/ veillard@redhat.com | libxml GNOME XML XSLT toolkit http://xmlsoft.org/ http://veillard.com/ | Rpmfind RPM search engine http://rpmfind.net/
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Daniel Veillard