On 08/05/13 20:56, John Ferlan wrote:
On 05/06/2013 08:45 AM, Osier Yang wrote:Introduced by commit 244ce462e29, which refactored the helper for wwn reading, however, it forgot to change the old "strndup" and "sizeof(buf)", "sizeof(buf)" operates on the fixed length array ("buf") in the old code, but now "buf" is a pointer. Before the fix: % virsh nodedev-dumpxml scsi_host5 <device> <name>scsi_host5</name> <parent>pci_0000_04_00_1</parent> <capability type='scsi_host'> <host>5</host> <capability type='fc_host'> <wwnn>2001001b</wwnn> <wwpn>2101001b</wwpn> <fabric_wwn>2001000d</fabric_wwn> </capability> </capability> </device> With the fix: % virsh nodedev-dumpxml scsi_host5 <device> <name>scsi_host5</name> <parent>pci_0000_04_00_1</parent> <capability type='scsi_host'> <host>5</host> <capability type='fc_host'> <wwnn>0x2001001b32a9da4e</wwnn> <wwpn>0x2101001b32a9da4e</wwpn> <fabric_wwn>0x2001000dec9877c1</fabric_wwn> </capability> </capability> </device> --- src/util/virutil.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)ACK for technically right; however, since this problem is in 1.0.4 is there an "effect" where there is a written buffer that has the shorter (and wrong) wwnn/wwpn that could cause "issues" on the read (and possible compare) side now??
Yes, fortunately it seems no one used it yet, at least I saw no bug. -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list