crypto/aes: remove redundant nil check around loop

Change-Id: I8cc4b5efe798e74b6daabd64fc2dd5486dcb7c5e
GitHub-Last-Rev: 694509e33df7c5729ec0bf7b053ff18ebd87c36b
GitHub-Pull-Request: golang/go#28115
Reviewed-on: https://go-review.googlesource.com/c/140998
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>

diff --git a/src/crypto/aes/aes_test.go b/src/crypto/aes/aes_test.go
index bedc2da946593e46ecdec8b2042c6fc703d22556..1e8bac4bb5fc926b94add604aca3bf32f1fd617c 100644 (file)
--- a/src/crypto/aes/aes_test.go
+++ b/src/crypto/aes/aes_test.go
@@ -231,12 +231,10 @@ L:
                                continue L
                        }
                }
-               if dec != nil {
-                       for j, v := range dec {
-                               if v != tt.dec[j] {
-                                       t.Errorf("key %d: dec[%d] = %#x, want %#x", i, j, v, tt.dec[j])
-                                       continue L
-                               }
+               for j, v := range dec {
+                       if v != tt.dec[j] {
+                               t.Errorf("key %d: dec[%d] = %#x, want %#x", i, j, v, tt.dec[j])
+                               continue L
                        }
                }
        }