commit 63540521709205dd601994e2b05b7ddd3712b3a1

Author: Seth Vidal <skvidal@fedoraproject.org>

Date:   Thu Jul 10 12:21:29 2008 -0400

    make sure the reqpo exists before we compare it

diff --git a/yum/depsolve.py b/yum/depsolve.py

index 8bb2cf1..2577cef 100644

--- a/yum/depsolve.py

+++ b/yum/depsolve.py

@@ -986,8 +986,13 @@ class Depsolve(object):

                     if obsoleted:

                         pkgresults[po] -= 1024

                         break

-

-                for thisarch in (reqpo.arch, getBestArch()):

+                

+                if reqpo:

+                    arches = (reqpo.arch, getBestArch())

+                else:

+                    arches = (getBestArch())

+                

+                for thisarch in arches:

                     res = _compare_arch_distance(po, nextpo, thisarch)

                     if not res:

                         continue

@@ -1001,13 +1006,13 @@ class Depsolve(object):

                 self.verbose_logger.log(logginglevels.DEBUG_4,

                     _('common sourcerpm %s and %s' % (po, reqpo)))

                 pkgresults[po] += 20

-            

-            cpl = _common_prefix_len(po.name, reqpo.name)

-            if cpl > 2:

-                self.verbose_logger.log(logginglevels.DEBUG_4,

-                    _('common prefix of %s between %s and %s' % (cpl, po, reqpo)))

-            

-                pkgresults[po] += cpl*2

+            if reqpo:

+                cpl = _common_prefix_len(po.name, reqpo.name)

+                if cpl > 2:

+                    self.verbose_logger.log(logginglevels.DEBUG_4,

+                        _('common prefix of %s between %s and %s' % (cpl, po, reqpo)))

+                

+                    pkgresults[po] += cpl*2

             pkgresults[po] += (len(po.name)*-1)