Merge branch 'mb/p4-fixes'

Fix a few issues in "git p4".

* mb/p4-fixes:
  git-p4: fix error handling in P4Unshelve.renameBranch()
  git-p4: fix typo in P4Submit.applyCommit()

Author: gitster

git-p4.py

@@ -2226,7 +2226,7 @@ def applyCommit(self, id):
                                 raw=True):
                             if regexp.search(line):
                                 if verbose:
-                                    print("got keyword match on %s in %s in %s" % (regex.pattern, line, file))
+                                    print("got keyword match on %s in %s in %s" % (regexp.pattern, line, file))
                                 kwfiles[file] = regexp
                                 break
 
@@ -4369,19 +4369,16 @@ def __init__(self):
     def renameBranch(self, branch_name):
         """Rename the existing branch to branch_name.N ."""
 
-        found = True
         for i in range(0, 1000):
             backup_branch_name = "{0}.{1}".format(branch_name, i)
             if not gitBranchExists(backup_branch_name):
                 # Copy ref to backup
                 gitUpdateRef(backup_branch_name, branch_name)
                 gitDeleteRef(branch_name)
-                found = True
                 print("renamed old unshelve branch to {0}".format(backup_branch_name))
                 break
-
-        if not found:
-            sys.exit("gave up trying to rename existing branch {0}".format(sync.branch))
+        else:
+            sys.exit("gave up trying to rename existing branch {0}".format(branch_name))
 
     def findLastP4Revision(self, starting_point):
         """Look back from starting_point for the first commit created by git-p4