filter-active: Fix filtering of issue files

Removing items from a list while iterating over it results in items
being skipped in the iteration, so it is possible that we will keep
file names that should have been filtered out.


git-svn-id: svn+ssh://svn.debian.org/svn/kernel-sec@4152 e094ebfe-e918-0410-adfb-c712417f3574

1 files changed, 12 insertions, 16 deletions

diff --git a/scripts/filter-active.py b/scripts/filter-active.py
index 1d2470e9..7b8cde42 100755
--- a/scripts/filter-active.py
+++ b/scripts/filter-active.py
@@ -38,25 +38,21 @@ class issue(deb822.Deb822):
                 releases.append(field)
         return releases
 
-def filter_issue_names(L):
-    ignorePatterns = [re.compile('.*~$'),
-                      re.compile('^#.*'),
-                      re.compile('^00.*')]
-    for issue in L:
-        for p in ignorePatterns:
-            if p.match(issue):
-                L.remove(issue)
-                break
-    return L
+ignorePatterns = [re.compile('.*~$'),
+                  re.compile('^#.*'),
+                  re.compile('^00.*')]
+
+def ignore_issue_name(issue):
+    for p in ignorePatterns:
+        if p.match(issue):
+            return True
+    return False
         
 def get_issues(dir):
     issues = []
-    L = os.listdir(dir)
-    for f in L:
-        if os.path.isdir(os.path.join(dir, f)):
-            L.remove(f)
-
-    L = filter_issue_names(L)
+    L = [f for f in os.listdir(dir)
+         if not os.path.isdir(os.path.join(dir, f))
+         and not ignore_issue_name(f)]
     L.sort()
 
     return [ issue(os.path.join(dir, f)) for f in L ]