[libvirt] [PATCH] virFileResolveLink: fix return value

[Chris Lalancette]

On 05/14/2010 04:59 PM, Eric Blake wrote:
> virFileResolveLink was returning a positive value on error,
> thus confusing callers that assumed failure was < 0.  The
> confusion is further evidenced by callers that would have
> ended up calling virReportSystemError with a negative value
> instead of a valid errno.
> 
> Fixes Red Hat BZ #591363.
> 
> * src/util/util.c (virFileResolveLink): Live up to documentation.
> * src/qemu/qemu_security_dac.c
> (qemuSecurityDACRestoreSecurityFileLabel): Adjust callers.
> * src/security/security_selinux.c
> (SELinuxRestoreSecurityFileLabel): Likewise.
> * src/storage/storage_backend_disk.c
> (virStorageBackendDiskDeleteVol): Likewise.

Yep, makes lots of sense.

ACK

-- 
Chris Lalancette