amd/agesa/f15/Lib/amdlib.c: Add missing breaks to switch statement

Static analysis often flags case statements that do not include
a terminating "break;" statement. Eclipse's CODAN is an example
of this.  This changelist modifies amdlib.c to terminate
case statements with "break;".

Change-Id: I3d43acaf64e2e2d9717421cb547fec35e582cf8b
Signed-off-by: Bruce Griffith <Bruce.Griffith@se-eng.com>
Reviewed-on: http://review.coreboot.org/3539
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

src/vendorcode/amd/agesa/f15/Lib/amdlib.c

@@ -285,6 +285,7 @@ LibAmdReadCpuReg (
       break;
     default:
       *Value = -1;
+      break;
   }
 }
 VOID
@@ -313,7 +314,7 @@ LibAmdWriteCpuReg (
       __writedr (7, Value);
       break;
     default:
-      ;
+      break;
   }
 }
 VOID
@@ -503,6 +504,7 @@ LibAmdIoRead (
     break;
   default:
     ASSERT (FALSE);
+    break;
   }
 }
 
@@ -540,6 +542,7 @@ LibAmdIoWrite (
     break;
   default:
     ASSERT (FALSE);
+    break;
   }
 }
 
@@ -640,6 +643,7 @@ LibAmdMemRead (
     break;
   default:
     ASSERT (FALSE);
+    break;
   }
 }
 
@@ -678,6 +682,7 @@ LibAmdMemWrite (
     break;
   default:
     ASSERT (FALSE);
+    break;
   }
 }
 /*---------------------------------------------------------------------------------------*/
@@ -1293,6 +1298,7 @@ LibAmdGetDataFromPtr (
     break;
   default:
     IDS_ERROR_TRAP;
+    break;
   }
 }
 
@@ -1333,6 +1339,7 @@ LibAmdAccessWidth (
   default:
     Width = 0;
     IDS_ERROR_TRAP;
+    break;
   }
   return Width;
 }