remove trailing whitespace

lib/hcrypto/libtommath/bn_mp_sqr.c

@@ -26,18 +26,18 @@ mp_sqr (mp_int * a, mp_int * b)
   if (a->used >= TOOM_SQR_CUTOFF) {
     res = mp_toom_sqr(a, b);
   /* Karatsuba? */
-  } else 
+  } else
 #endif
 #ifdef BN_MP_KARATSUBA_SQR_C
 if (a->used >= KARATSUBA_SQR_CUTOFF) {
     res = mp_karatsuba_sqr (a, b);
-  } else 
+  } else
 #endif
   {
 #ifdef BN_FAST_S_MP_SQR_C
     /* can we use the fast comba multiplier? */
-    if ((a->used * 2 + 1) < MP_WARRAY && 
-         a->used < 
+    if ((a->used * 2 + 1) < MP_WARRAY &&
+         a->used <
          (1 << (sizeof(mp_word) * CHAR_BIT - 2*DIGIT_BIT - 1))) {
       res = fast_s_mp_sqr (a, b);
     } else