Don't use -p flag together with -s in git calls. Latest

git version changes behaviour of such call changing the output.

In all the calls where -p -s was used we're only interested in
list of changesets and not the diff.

rhodecode/controllers/compare.py

@@ -142,7 +142,7 b' class CompareController(BaseRepoControll'
                                 'allowed. Got %s != %s' % (org_repo, other_repo))
 
             so, se = org_repo.run_git_command(
-                'log --reverse --pretty="format: %%H" -s -p %s..%s'
+                'log --reverse --pretty="format: %%H" -s %s..%s'
                     % (org_rev, other_rev)
             )
             changesets = [org_repo.get_changeset(cs)

rhodecode/lib/vcs/backends/git/changeset.py

@@ -294,17 +294,15 b' class GitChangeset(BaseChangeset):'
         f_path = safe_str(path)
 
         if limit:
-            cmd = 'log -n %s --pretty="format: %%H" -s -p %s -- "%s"' % (
-                      safe_int(limit, 0), cs_id, f_path
-                   )
+            cmd = 'log -n %s --pretty="format: %%H" -s %s -- "%s"' % (
+                      safe_int(limit, 0), cs_id, f_path)
 
         else:
-            cmd = 'log --pretty="format: %%H" -s -p %s -- "%s"' % (
-                      cs_id, f_path
-                   )
+            cmd = 'log --pretty="format: %%H" -s %s -- "%s"' % (
+                      cs_id, f_path)
         so, se = self.repository.run_git_command(cmd)
         ids = re.findall(r'[0-9a-fA-F]{40}', so)
-        return [self.repository.get_changeset(id) for id in ids]
+        return [self.repository.get_changeset(sha) for sha in ids]
 
     def get_file_history_2(self, path):
         """