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diff --git a/lib/grit/commit.rb b/lib/grit/commit.rb
index a093bb1db8e884cccf396b297259181d1caebed4..80fd3d527f269ecbd570b65b8e21fd85baedb6e9 100644
--- a/lib/grit/commit.rb
+++ b/lib/grit/commit.rb
@@ -156,12 +156,8 @@ module Grit
def diffs
if parents.empty?
- diff = @repo.git.show({:full_index => true, :pretty => 'raw'}, @id)
- if diff =~ /diff --git a/
- diff = diff.sub(/.+?(diff --git a)/m, '\1')
- else
- diff = ''
- end
+ diff = @repo.git.show({:full_index => true, :pretty => 'raw'}, @id)
+ diff = diff.sub(/.+?(diff --git a)/m, '\1')
Diff.list_from_string(@repo, diff)
else
self.class.diff(@repo, parents.first.id, @id)
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